diff --git a/croutine.c b/croutine.c
index 64574e3d8..891dd28cc 100644
--- a/croutine.c
+++ b/croutine.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/event_groups.c b/event_groups.c
index 4a12430c1..2e0003f62 100644
--- a/event_groups.c
+++ b/event_groups.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/FreeRTOS.h b/include/FreeRTOS.h
index 87c67d736..2e4420fb6 100644
--- a/include/FreeRTOS.h
+++ b/include/FreeRTOS.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/StackMacros.h b/include/StackMacros.h
index dde8136f2..85c6dd052 100644
--- a/include/StackMacros.h
+++ b/include/StackMacros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/atomic.h b/include/atomic.h
index cd1fd1b0e..328c396af 100644
--- a/include/atomic.h
+++ b/include/atomic.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/croutine.h b/include/croutine.h
index 89571a0b5..904f2b244 100644
--- a/include/croutine.h
+++ b/include/croutine.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/deprecated_definitions.h b/include/deprecated_definitions.h
index efa8a87a3..b7df42a85 100644
--- a/include/deprecated_definitions.h
+++ b/include/deprecated_definitions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/event_groups.h b/include/event_groups.h
index 70ba8d1bc..6544cc6a0 100644
--- a/include/event_groups.h
+++ b/include/event_groups.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/list.h b/include/list.h
index ce3e51cf1..792f13d4e 100644
--- a/include/list.h
+++ b/include/list.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/message_buffer.h b/include/message_buffer.h
index 1ed49761e..ed4b32443 100644
--- a/include/message_buffer.h
+++ b/include/message_buffer.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/mpu_prototypes.h b/include/mpu_prototypes.h
index 61f885d62..36d6b08b8 100644
--- a/include/mpu_prototypes.h
+++ b/include/mpu_prototypes.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/mpu_wrappers.h b/include/mpu_wrappers.h
index 841b51a54..0e988d9fc 100644
--- a/include/mpu_wrappers.h
+++ b/include/mpu_wrappers.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/portable.h b/include/portable.h
index 774d3b5b6..c81170589 100644
--- a/include/portable.h
+++ b/include/portable.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/projdefs.h b/include/projdefs.h
index fd9072c5c..8ba033ae5 100644
--- a/include/projdefs.h
+++ b/include/projdefs.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/queue.h b/include/queue.h
index 89b5fb106..1518ad71f 100644
--- a/include/queue.h
+++ b/include/queue.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/semphr.h b/include/semphr.h
index 525a8ec16..a8587463f 100644
--- a/include/semphr.h
+++ b/include/semphr.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/stack_macros.h b/include/stack_macros.h
index c8ef4bd35..7b4c698bc 100644
--- a/include/stack_macros.h
+++ b/include/stack_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/stdint.readme b/include/stdint.readme
index d6c115225..38bcda772 100644
--- a/include/stdint.readme
+++ b/include/stdint.readme
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/stream_buffer.h b/include/stream_buffer.h
index 89f6dfb20..0f07ed30a 100644
--- a/include/stream_buffer.h
+++ b/include/stream_buffer.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/task.h b/include/task.h
index d17bef8e7..5d7598bb4 100644
--- a/include/task.h
+++ b/include/task.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/include/timers.h b/include/timers.h
index 9bf6cba1d..807f4a89e 100644
--- a/include/timers.h
+++ b/include/timers.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/list.c b/list.c
index d1a59649e..3e88e9a39 100644
--- a/list.c
+++ b/list.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/copy_files.py b/portable/ARMv8M/copy_files.py
index 73252e8c7..46e856456 100644
--- a/portable/ARMv8M/copy_files.py
+++ b/portable/ARMv8M/copy_files.py
@@ -1,5 +1,5 @@
 #/*
-# * FreeRTOS Kernel V10.4.3
+# * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 # * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 # *
 # * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/port.c b/portable/ARMv8M/non_secure/port.c
index b4639dfe8..29788f52a 100644
--- a/portable/ARMv8M/non_secure/port.c
+++ b/portable/ARMv8M/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portasm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portasm.c
index 5276d8fac..85cc5dda6 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portasm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portmacro.h
index a47950a74..5eaa7afab 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portasm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portasm.c
index ef8f3e443..80764e08f 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portasm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portmacro.h
index a47950a74..5eaa7afab 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM23_NTZ/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portasm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portasm.c
index aaab4cfa8..d75afddfd 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portasm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portmacro.h
index edc7d23e6..76637b892 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portasm.c b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portasm.c
index 98927a7e7..ea5ae72c5 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portasm.c
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portmacro.h b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portmacro.h
index edc7d23e6..76637b892 100644
--- a/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/GCC/ARM_CM33_NTZ/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portasm.s b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portasm.s
index 8003b45d0..a62cc7f98 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portasm.s
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portmacro.h
index c19092ee1..93e8cf6a5 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portasm.s b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portasm.s
index 6e911bd26..86abaacb4 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portasm.s
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portmacro.h
index 69aea60bb..2b4b371a7 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM23_NTZ/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portasm.s b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portasm.s
index 6b125b209..5f9f469bf 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portasm.s
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h
index d67f7abe6..edb931252 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portasm.s b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portasm.s
index b65f0f41c..5de5352d3 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portasm.s
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h
index d67f7abe6..edb931252 100644
--- a/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h
+++ b/portable/ARMv8M/non_secure/portable/IAR/ARM_CM33_NTZ/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/non_secure/portasm.h b/portable/ARMv8M/non_secure/portasm.h
index b01f17124..5724a6919 100644
--- a/portable/ARMv8M/non_secure/portasm.h
+++ b/portable/ARMv8M/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/context/portable/GCC/ARM_CM23/secure_context_port.c b/portable/ARMv8M/secure/context/portable/GCC/ARM_CM23/secure_context_port.c
index ade0abf83..97b9e5c35 100644
--- a/portable/ARMv8M/secure/context/portable/GCC/ARM_CM23/secure_context_port.c
+++ b/portable/ARMv8M/secure/context/portable/GCC/ARM_CM23/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/context/portable/GCC/ARM_CM33/secure_context_port.c b/portable/ARMv8M/secure/context/portable/GCC/ARM_CM33/secure_context_port.c
index 64b2e7a43..079a3f337 100644
--- a/portable/ARMv8M/secure/context/portable/GCC/ARM_CM33/secure_context_port.c
+++ b/portable/ARMv8M/secure/context/portable/GCC/ARM_CM33/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port.c b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port.c
index 455b90c1e..3ffce1648 100644
--- a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port.c
+++ b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port_asm.s b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port_asm.s
index 1f793f205..df112e2da 100644
--- a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port_asm.s
+++ b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM23/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port.c b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port.c
index 455b90c1e..3ffce1648 100644
--- a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port.c
+++ b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port_asm.s b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port_asm.s
index d2c599d65..5265c649d 100644
--- a/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port_asm.s
+++ b/portable/ARMv8M/secure/context/portable/IAR/ARM_CM33/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/context/secure_context.c b/portable/ARMv8M/secure/context/secure_context.c
index 046bf4e51..6f8edd4a6 100644
--- a/portable/ARMv8M/secure/context/secure_context.c
+++ b/portable/ARMv8M/secure/context/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/context/secure_context.h b/portable/ARMv8M/secure/context/secure_context.h
index 532a407d1..c5364a516 100644
--- a/portable/ARMv8M/secure/context/secure_context.h
+++ b/portable/ARMv8M/secure/context/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/heap/secure_heap.c b/portable/ARMv8M/secure/heap/secure_heap.c
index 82dbd9ec3..67a4f8e58 100644
--- a/portable/ARMv8M/secure/heap/secure_heap.c
+++ b/portable/ARMv8M/secure/heap/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/heap/secure_heap.h b/portable/ARMv8M/secure/heap/secure_heap.h
index fa78046e5..e99cc1541 100644
--- a/portable/ARMv8M/secure/heap/secure_heap.h
+++ b/portable/ARMv8M/secure/heap/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/init/secure_init.c b/portable/ARMv8M/secure/init/secure_init.c
index 4e6018d0f..cb1a93181 100644
--- a/portable/ARMv8M/secure/init/secure_init.c
+++ b/portable/ARMv8M/secure/init/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/init/secure_init.h b/portable/ARMv8M/secure/init/secure_init.h
index 39deb36ae..81b1e8487 100644
--- a/portable/ARMv8M/secure/init/secure_init.h
+++ b/portable/ARMv8M/secure/init/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ARMv8M/secure/macros/secure_port_macros.h b/portable/ARMv8M/secure/macros/secure_port_macros.h
index 7b8dbedc2..c1cf0038d 100644
--- a/portable/ARMv8M/secure/macros/secure_port_macros.h
+++ b/portable/ARMv8M/secure/macros/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/BCC/16BitDOS/Flsh186/port.c b/portable/BCC/16BitDOS/Flsh186/port.c
index dba83d267..889e63c88 100644
--- a/portable/BCC/16BitDOS/Flsh186/port.c
+++ b/portable/BCC/16BitDOS/Flsh186/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/BCC/16BitDOS/Flsh186/prtmacro.h b/portable/BCC/16BitDOS/Flsh186/prtmacro.h
index 57ae421fc..0b629eb5b 100644
--- a/portable/BCC/16BitDOS/Flsh186/prtmacro.h
+++ b/portable/BCC/16BitDOS/Flsh186/prtmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/BCC/16BitDOS/PC/port.c b/portable/BCC/16BitDOS/PC/port.c
index c837ad708..5aedce767 100644
--- a/portable/BCC/16BitDOS/PC/port.c
+++ b/portable/BCC/16BitDOS/PC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/BCC/16BitDOS/PC/prtmacro.h b/portable/BCC/16BitDOS/PC/prtmacro.h
index 0daf40044..aff8958ba 100644
--- a/portable/BCC/16BitDOS/PC/prtmacro.h
+++ b/portable/BCC/16BitDOS/PC/prtmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/BCC/16BitDOS/common/portasm.h b/portable/BCC/16BitDOS/common/portasm.h
index 83193de9f..0939177e8 100644
--- a/portable/BCC/16BitDOS/common/portasm.h
+++ b/portable/BCC/16BitDOS/common/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/BCC/16BitDOS/common/portcomn.c b/portable/BCC/16BitDOS/common/portcomn.c
index be7e2e146..a78a60d61 100644
--- a/portable/BCC/16BitDOS/common/portcomn.c
+++ b/portable/BCC/16BitDOS/common/portcomn.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/ARM_CM3/port.c b/portable/CCS/ARM_CM3/port.c
index 790b2626d..07ded8879 100644
--- a/portable/CCS/ARM_CM3/port.c
+++ b/portable/CCS/ARM_CM3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/ARM_CM3/portasm.asm b/portable/CCS/ARM_CM3/portasm.asm
index 940e1b0e0..bba16bb69 100644
--- a/portable/CCS/ARM_CM3/portasm.asm
+++ b/portable/CCS/ARM_CM3/portasm.asm
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/ARM_CM3/portmacro.h b/portable/CCS/ARM_CM3/portmacro.h
index f3d274e35..de79c0811 100644
--- a/portable/CCS/ARM_CM3/portmacro.h
+++ b/portable/CCS/ARM_CM3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/ARM_CM4F/port.c b/portable/CCS/ARM_CM4F/port.c
index 15fcdc537..beeafb7fd 100644
--- a/portable/CCS/ARM_CM4F/port.c
+++ b/portable/CCS/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/ARM_CM4F/portasm.asm b/portable/CCS/ARM_CM4F/portasm.asm
index 20cbdd401..f1e279fa2 100644
--- a/portable/CCS/ARM_CM4F/portasm.asm
+++ b/portable/CCS/ARM_CM4F/portasm.asm
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/ARM_CM4F/portmacro.h b/portable/CCS/ARM_CM4F/portmacro.h
index 3e721b300..57c2ac42e 100644
--- a/portable/CCS/ARM_CM4F/portmacro.h
+++ b/portable/CCS/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/ARM_Cortex-R4/port.c b/portable/CCS/ARM_Cortex-R4/port.c
index 698f1c80a..107b34076 100644
--- a/portable/CCS/ARM_Cortex-R4/port.c
+++ b/portable/CCS/ARM_Cortex-R4/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/ARM_Cortex-R4/portASM.asm b/portable/CCS/ARM_Cortex-R4/portASM.asm
index 76e2b7126..f066211a7 100644
--- a/portable/CCS/ARM_Cortex-R4/portASM.asm
+++ b/portable/CCS/ARM_Cortex-R4/portASM.asm
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/ARM_Cortex-R4/portmacro.h b/portable/CCS/ARM_Cortex-R4/portmacro.h
index 0dd91b604..260eba3da 100644
--- a/portable/CCS/ARM_Cortex-R4/portmacro.h
+++ b/portable/CCS/ARM_Cortex-R4/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/MSP430X/data_model.h b/portable/CCS/MSP430X/data_model.h
index 400705c3a..f6590b199 100644
--- a/portable/CCS/MSP430X/data_model.h
+++ b/portable/CCS/MSP430X/data_model.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/MSP430X/port.c b/portable/CCS/MSP430X/port.c
index 5536c4e7a..8500230fd 100644
--- a/portable/CCS/MSP430X/port.c
+++ b/portable/CCS/MSP430X/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/MSP430X/portext.asm b/portable/CCS/MSP430X/portext.asm
index 81de6eac7..1dd8b9daa 100644
--- a/portable/CCS/MSP430X/portext.asm
+++ b/portable/CCS/MSP430X/portext.asm
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CCS/MSP430X/portmacro.h b/portable/CCS/MSP430X/portmacro.h
index 3f6bb0a58..1482c83ec 100644
--- a/portable/CCS/MSP430X/portmacro.h
+++ b/portable/CCS/MSP430X/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CodeWarrior/ColdFire_V1/port.c b/portable/CodeWarrior/ColdFire_V1/port.c
index 502ccb2ae..1fcc15981 100644
--- a/portable/CodeWarrior/ColdFire_V1/port.c
+++ b/portable/CodeWarrior/ColdFire_V1/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CodeWarrior/ColdFire_V1/portasm.S b/portable/CodeWarrior/ColdFire_V1/portasm.S
index b722b3148..f2203b76e 100644
--- a/portable/CodeWarrior/ColdFire_V1/portasm.S
+++ b/portable/CodeWarrior/ColdFire_V1/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CodeWarrior/ColdFire_V1/portmacro.h b/portable/CodeWarrior/ColdFire_V1/portmacro.h
index 1bafecca6..014e48a2b 100644
--- a/portable/CodeWarrior/ColdFire_V1/portmacro.h
+++ b/portable/CodeWarrior/ColdFire_V1/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CodeWarrior/ColdFire_V2/port.c b/portable/CodeWarrior/ColdFire_V2/port.c
index 28692f44e..6136f6481 100644
--- a/portable/CodeWarrior/ColdFire_V2/port.c
+++ b/portable/CodeWarrior/ColdFire_V2/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CodeWarrior/ColdFire_V2/portasm.S b/portable/CodeWarrior/ColdFire_V2/portasm.S
index 0e7e581df..48704b99e 100644
--- a/portable/CodeWarrior/ColdFire_V2/portasm.S
+++ b/portable/CodeWarrior/ColdFire_V2/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CodeWarrior/ColdFire_V2/portmacro.h b/portable/CodeWarrior/ColdFire_V2/portmacro.h
index affd36777..4309a9936 100644
--- a/portable/CodeWarrior/ColdFire_V2/portmacro.h
+++ b/portable/CodeWarrior/ColdFire_V2/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CodeWarrior/HCS12/port.c b/portable/CodeWarrior/HCS12/port.c
index 94caaae67..6ce3aab4d 100644
--- a/portable/CodeWarrior/HCS12/port.c
+++ b/portable/CodeWarrior/HCS12/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/CodeWarrior/HCS12/portmacro.h b/portable/CodeWarrior/HCS12/portmacro.h
index f231d776d..ef5187788 100644
--- a/portable/CodeWarrior/HCS12/portmacro.h
+++ b/portable/CodeWarrior/HCS12/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Common/mpu_wrappers.c b/portable/Common/mpu_wrappers.c
index ec82c675c..26475af39 100644
--- a/portable/Common/mpu_wrappers.c
+++ b/portable/Common/mpu_wrappers.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_AT91FR40008/port.c b/portable/GCC/ARM7_AT91FR40008/port.c
index 4b71df5ee..86859f57e 100644
--- a/portable/GCC/ARM7_AT91FR40008/port.c
+++ b/portable/GCC/ARM7_AT91FR40008/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_AT91FR40008/portISR.c b/portable/GCC/ARM7_AT91FR40008/portISR.c
index 32498c6db..cc39fc920 100644
--- a/portable/GCC/ARM7_AT91FR40008/portISR.c
+++ b/portable/GCC/ARM7_AT91FR40008/portISR.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_AT91FR40008/portmacro.h b/portable/GCC/ARM7_AT91FR40008/portmacro.h
index a72538f96..68d530d34 100644
--- a/portable/GCC/ARM7_AT91FR40008/portmacro.h
+++ b/portable/GCC/ARM7_AT91FR40008/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_AT91SAM7S/port.c b/portable/GCC/ARM7_AT91SAM7S/port.c
index fca0dc799..09ecae31f 100644
--- a/portable/GCC/ARM7_AT91SAM7S/port.c
+++ b/portable/GCC/ARM7_AT91SAM7S/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_AT91SAM7S/portISR.c b/portable/GCC/ARM7_AT91SAM7S/portISR.c
index 197e201b7..0d4782e6b 100644
--- a/portable/GCC/ARM7_AT91SAM7S/portISR.c
+++ b/portable/GCC/ARM7_AT91SAM7S/portISR.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_AT91SAM7S/portmacro.h b/portable/GCC/ARM7_AT91SAM7S/portmacro.h
index 97ab4deed..e77c59427 100644
--- a/portable/GCC/ARM7_AT91SAM7S/portmacro.h
+++ b/portable/GCC/ARM7_AT91SAM7S/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_LPC2000/port.c b/portable/GCC/ARM7_LPC2000/port.c
index abc481046..4a2914584 100644
--- a/portable/GCC/ARM7_LPC2000/port.c
+++ b/portable/GCC/ARM7_LPC2000/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_LPC2000/portISR.c b/portable/GCC/ARM7_LPC2000/portISR.c
index 4b5c8b250..88f81d20f 100644
--- a/portable/GCC/ARM7_LPC2000/portISR.c
+++ b/portable/GCC/ARM7_LPC2000/portISR.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_LPC2000/portmacro.h b/portable/GCC/ARM7_LPC2000/portmacro.h
index 7ee62d1b2..ad1f32fbf 100644
--- a/portable/GCC/ARM7_LPC2000/portmacro.h
+++ b/portable/GCC/ARM7_LPC2000/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_LPC23xx/port.c b/portable/GCC/ARM7_LPC23xx/port.c
index f93d04a37..3e5b08d10 100644
--- a/portable/GCC/ARM7_LPC23xx/port.c
+++ b/portable/GCC/ARM7_LPC23xx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_LPC23xx/portISR.c b/portable/GCC/ARM7_LPC23xx/portISR.c
index 99d4803f7..1d3d98cde 100644
--- a/portable/GCC/ARM7_LPC23xx/portISR.c
+++ b/portable/GCC/ARM7_LPC23xx/portISR.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM7_LPC23xx/portmacro.h b/portable/GCC/ARM7_LPC23xx/portmacro.h
index db8331f2d..db0742668 100644
--- a/portable/GCC/ARM7_LPC23xx/portmacro.h
+++ b/portable/GCC/ARM7_LPC23xx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CA53_64_BIT/port.c b/portable/GCC/ARM_CA53_64_BIT/port.c
index 63ea94c4c..8a8c58aef 100644
--- a/portable/GCC/ARM_CA53_64_BIT/port.c
+++ b/portable/GCC/ARM_CA53_64_BIT/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CA53_64_BIT/portASM.S b/portable/GCC/ARM_CA53_64_BIT/portASM.S
index 80cb574f0..121b9eef3 100644
--- a/portable/GCC/ARM_CA53_64_BIT/portASM.S
+++ b/portable/GCC/ARM_CA53_64_BIT/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CA53_64_BIT/portmacro.h b/portable/GCC/ARM_CA53_64_BIT/portmacro.h
index 8215504cb..bd365f9c5 100644
--- a/portable/GCC/ARM_CA53_64_BIT/portmacro.h
+++ b/portable/GCC/ARM_CA53_64_BIT/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CA9/port.c b/portable/GCC/ARM_CA9/port.c
index 3b62283ca..53246e72d 100644
--- a/portable/GCC/ARM_CA9/port.c
+++ b/portable/GCC/ARM_CA9/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CA9/portASM.S b/portable/GCC/ARM_CA9/portASM.S
index d3aff1e35..6a5935c0d 100644
--- a/portable/GCC/ARM_CA9/portASM.S
+++ b/portable/GCC/ARM_CA9/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CA9/portmacro.h b/portable/GCC/ARM_CA9/portmacro.h
index 3da0b91d4..a3d9cf720 100644
--- a/portable/GCC/ARM_CA9/portmacro.h
+++ b/portable/GCC/ARM_CA9/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM0/port.c b/portable/GCC/ARM_CM0/port.c
index bad10db40..c2210d72c 100644
--- a/portable/GCC/ARM_CM0/port.c
+++ b/portable/GCC/ARM_CM0/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM0/portmacro.h b/portable/GCC/ARM_CM0/portmacro.h
index ec19ffadb..e16e3b0b8 100644
--- a/portable/GCC/ARM_CM0/portmacro.h
+++ b/portable/GCC/ARM_CM0/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/non_secure/port.c b/portable/GCC/ARM_CM23/non_secure/port.c
index 852a11ce3..ee066a7a0 100644
--- a/portable/GCC/ARM_CM23/non_secure/port.c
+++ b/portable/GCC/ARM_CM23/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/non_secure/portasm.c b/portable/GCC/ARM_CM23/non_secure/portasm.c
index 5276d8fac..85cc5dda6 100644
--- a/portable/GCC/ARM_CM23/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM23/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/non_secure/portasm.h b/portable/GCC/ARM_CM23/non_secure/portasm.h
index b01f17124..5724a6919 100644
--- a/portable/GCC/ARM_CM23/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM23/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/non_secure/portmacro.h b/portable/GCC/ARM_CM23/non_secure/portmacro.h
index a47950a74..5eaa7afab 100644
--- a/portable/GCC/ARM_CM23/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM23/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/secure/secure_context.c b/portable/GCC/ARM_CM23/secure/secure_context.c
index 046bf4e51..6f8edd4a6 100644
--- a/portable/GCC/ARM_CM23/secure/secure_context.c
+++ b/portable/GCC/ARM_CM23/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/secure/secure_context.h b/portable/GCC/ARM_CM23/secure/secure_context.h
index 532a407d1..c5364a516 100644
--- a/portable/GCC/ARM_CM23/secure/secure_context.h
+++ b/portable/GCC/ARM_CM23/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/secure/secure_context_port.c b/portable/GCC/ARM_CM23/secure/secure_context_port.c
index ade0abf83..97b9e5c35 100644
--- a/portable/GCC/ARM_CM23/secure/secure_context_port.c
+++ b/portable/GCC/ARM_CM23/secure/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/secure/secure_heap.c b/portable/GCC/ARM_CM23/secure/secure_heap.c
index 82dbd9ec3..67a4f8e58 100644
--- a/portable/GCC/ARM_CM23/secure/secure_heap.c
+++ b/portable/GCC/ARM_CM23/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/secure/secure_heap.h b/portable/GCC/ARM_CM23/secure/secure_heap.h
index fa78046e5..e99cc1541 100644
--- a/portable/GCC/ARM_CM23/secure/secure_heap.h
+++ b/portable/GCC/ARM_CM23/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/secure/secure_init.c b/portable/GCC/ARM_CM23/secure/secure_init.c
index 4e6018d0f..cb1a93181 100644
--- a/portable/GCC/ARM_CM23/secure/secure_init.c
+++ b/portable/GCC/ARM_CM23/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/secure/secure_init.h b/portable/GCC/ARM_CM23/secure/secure_init.h
index 39deb36ae..81b1e8487 100644
--- a/portable/GCC/ARM_CM23/secure/secure_init.h
+++ b/portable/GCC/ARM_CM23/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23/secure/secure_port_macros.h b/portable/GCC/ARM_CM23/secure/secure_port_macros.h
index 7b8dbedc2..c1cf0038d 100644
--- a/portable/GCC/ARM_CM23/secure/secure_port_macros.h
+++ b/portable/GCC/ARM_CM23/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23_NTZ/non_secure/port.c b/portable/GCC/ARM_CM23_NTZ/non_secure/port.c
index b4639dfe8..29788f52a 100644
--- a/portable/GCC/ARM_CM23_NTZ/non_secure/port.c
+++ b/portable/GCC/ARM_CM23_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.c b/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.c
index ef8f3e443..80764e08f 100644
--- a/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.h b/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.h
index b01f17124..5724a6919 100644
--- a/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM23_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM23_NTZ/non_secure/portmacro.h b/portable/GCC/ARM_CM23_NTZ/non_secure/portmacro.h
index a47950a74..5eaa7afab 100644
--- a/portable/GCC/ARM_CM23_NTZ/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM23_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM3/port.c b/portable/GCC/ARM_CM3/port.c
index c8c3c5f4b..c5be2e635 100644
--- a/portable/GCC/ARM_CM3/port.c
+++ b/portable/GCC/ARM_CM3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM3/portmacro.h b/portable/GCC/ARM_CM3/portmacro.h
index 718361692..39a2479da 100644
--- a/portable/GCC/ARM_CM3/portmacro.h
+++ b/portable/GCC/ARM_CM3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/non_secure/port.c b/portable/GCC/ARM_CM33/non_secure/port.c
index b4639dfe8..29788f52a 100644
--- a/portable/GCC/ARM_CM33/non_secure/port.c
+++ b/portable/GCC/ARM_CM33/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/non_secure/portasm.c b/portable/GCC/ARM_CM33/non_secure/portasm.c
index aaab4cfa8..d75afddfd 100644
--- a/portable/GCC/ARM_CM33/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM33/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/non_secure/portasm.h b/portable/GCC/ARM_CM33/non_secure/portasm.h
index b01f17124..5724a6919 100644
--- a/portable/GCC/ARM_CM33/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM33/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/non_secure/portmacro.h b/portable/GCC/ARM_CM33/non_secure/portmacro.h
index edc7d23e6..76637b892 100644
--- a/portable/GCC/ARM_CM33/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM33/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/secure/secure_context.c b/portable/GCC/ARM_CM33/secure/secure_context.c
index 046bf4e51..6f8edd4a6 100644
--- a/portable/GCC/ARM_CM33/secure/secure_context.c
+++ b/portable/GCC/ARM_CM33/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/secure/secure_context.h b/portable/GCC/ARM_CM33/secure/secure_context.h
index 532a407d1..c5364a516 100644
--- a/portable/GCC/ARM_CM33/secure/secure_context.h
+++ b/portable/GCC/ARM_CM33/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/secure/secure_context_port.c b/portable/GCC/ARM_CM33/secure/secure_context_port.c
index 64b2e7a43..079a3f337 100644
--- a/portable/GCC/ARM_CM33/secure/secure_context_port.c
+++ b/portable/GCC/ARM_CM33/secure/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/secure/secure_heap.c b/portable/GCC/ARM_CM33/secure/secure_heap.c
index 82dbd9ec3..67a4f8e58 100644
--- a/portable/GCC/ARM_CM33/secure/secure_heap.c
+++ b/portable/GCC/ARM_CM33/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/secure/secure_heap.h b/portable/GCC/ARM_CM33/secure/secure_heap.h
index fa78046e5..e99cc1541 100644
--- a/portable/GCC/ARM_CM33/secure/secure_heap.h
+++ b/portable/GCC/ARM_CM33/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/secure/secure_init.c b/portable/GCC/ARM_CM33/secure/secure_init.c
index 4e6018d0f..cb1a93181 100644
--- a/portable/GCC/ARM_CM33/secure/secure_init.c
+++ b/portable/GCC/ARM_CM33/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/secure/secure_init.h b/portable/GCC/ARM_CM33/secure/secure_init.h
index 39deb36ae..81b1e8487 100644
--- a/portable/GCC/ARM_CM33/secure/secure_init.h
+++ b/portable/GCC/ARM_CM33/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33/secure/secure_port_macros.h b/portable/GCC/ARM_CM33/secure/secure_port_macros.h
index 7b8dbedc2..c1cf0038d 100644
--- a/portable/GCC/ARM_CM33/secure/secure_port_macros.h
+++ b/portable/GCC/ARM_CM33/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33_NTZ/non_secure/port.c b/portable/GCC/ARM_CM33_NTZ/non_secure/port.c
index 852a11ce3..ee066a7a0 100644
--- a/portable/GCC/ARM_CM33_NTZ/non_secure/port.c
+++ b/portable/GCC/ARM_CM33_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c b/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c
index 98927a7e7..ea5ae72c5 100644
--- a/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c
+++ b/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.h b/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.h
index b01f17124..5724a6919 100644
--- a/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.h
+++ b/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM33_NTZ/non_secure/portmacro.h b/portable/GCC/ARM_CM33_NTZ/non_secure/portmacro.h
index edc7d23e6..76637b892 100644
--- a/portable/GCC/ARM_CM33_NTZ/non_secure/portmacro.h
+++ b/portable/GCC/ARM_CM33_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM3_MPU/port.c b/portable/GCC/ARM_CM3_MPU/port.c
index a1f70dd34..492d94542 100644
--- a/portable/GCC/ARM_CM3_MPU/port.c
+++ b/portable/GCC/ARM_CM3_MPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM3_MPU/portmacro.h b/portable/GCC/ARM_CM3_MPU/portmacro.h
index 9d0e6fa3d..d6f05b673 100644
--- a/portable/GCC/ARM_CM3_MPU/portmacro.h
+++ b/portable/GCC/ARM_CM3_MPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM4F/port.c b/portable/GCC/ARM_CM4F/port.c
index 9f7fb08d1..6e1529e56 100644
--- a/portable/GCC/ARM_CM4F/port.c
+++ b/portable/GCC/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM4F/portmacro.h b/portable/GCC/ARM_CM4F/portmacro.h
index 74645dd91..fa302f05b 100644
--- a/portable/GCC/ARM_CM4F/portmacro.h
+++ b/portable/GCC/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM4_MPU/port.c b/portable/GCC/ARM_CM4_MPU/port.c
index 8ca0ab58d..1deb838bf 100644
--- a/portable/GCC/ARM_CM4_MPU/port.c
+++ b/portable/GCC/ARM_CM4_MPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM4_MPU/portmacro.h b/portable/GCC/ARM_CM4_MPU/portmacro.h
index 0dea2abb3..65747b2b0 100644
--- a/portable/GCC/ARM_CM4_MPU/portmacro.h
+++ b/portable/GCC/ARM_CM4_MPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM7/r0p1/port.c b/portable/GCC/ARM_CM7/r0p1/port.c
index e30e07670..c2f07aa72 100644
--- a/portable/GCC/ARM_CM7/r0p1/port.c
+++ b/portable/GCC/ARM_CM7/r0p1/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CM7/r0p1/portmacro.h b/portable/GCC/ARM_CM7/r0p1/portmacro.h
index 9d88f1e0c..0277a2f53 100644
--- a/portable/GCC/ARM_CM7/r0p1/portmacro.h
+++ b/portable/GCC/ARM_CM7/r0p1/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CR5/port.c b/portable/GCC/ARM_CR5/port.c
index de80c2ed9..ee8469ef8 100644
--- a/portable/GCC/ARM_CR5/port.c
+++ b/portable/GCC/ARM_CR5/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CR5/portASM.S b/portable/GCC/ARM_CR5/portASM.S
index 4925911dc..747261c51 100644
--- a/portable/GCC/ARM_CR5/portASM.S
+++ b/portable/GCC/ARM_CR5/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CR5/portmacro.h b/portable/GCC/ARM_CR5/portmacro.h
index 200fcc0e9..c3af11f9c 100644
--- a/portable/GCC/ARM_CR5/portmacro.h
+++ b/portable/GCC/ARM_CR5/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CRx_No_GIC/port.c b/portable/GCC/ARM_CRx_No_GIC/port.c
index 6f1872327..0dfe40ee2 100644
--- a/portable/GCC/ARM_CRx_No_GIC/port.c
+++ b/portable/GCC/ARM_CRx_No_GIC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CRx_No_GIC/portASM.S b/portable/GCC/ARM_CRx_No_GIC/portASM.S
index 415f8d9bf..0a67836e5 100644
--- a/portable/GCC/ARM_CRx_No_GIC/portASM.S
+++ b/portable/GCC/ARM_CRx_No_GIC/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ARM_CRx_No_GIC/portmacro.h b/portable/GCC/ARM_CRx_No_GIC/portmacro.h
index a53838a9d..3c7dfdcf8 100644
--- a/portable/GCC/ARM_CRx_No_GIC/portmacro.h
+++ b/portable/GCC/ARM_CRx_No_GIC/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ATMega323/port.c b/portable/GCC/ATMega323/port.c
index e423ab6aa..e7ed6048f 100644
--- a/portable/GCC/ATMega323/port.c
+++ b/portable/GCC/ATMega323/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ATMega323/portmacro.h b/portable/GCC/ATMega323/portmacro.h
index d02e39ea0..0f44948d5 100644
--- a/portable/GCC/ATMega323/portmacro.h
+++ b/portable/GCC/ATMega323/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/AVR32_UC3/port.c b/portable/GCC/AVR32_UC3/port.c
index 0603c916d..32452e5ed 100644
--- a/portable/GCC/AVR32_UC3/port.c
+++ b/portable/GCC/AVR32_UC3/port.c
@@ -14,7 +14,7 @@
  *****************************************************************************/
 
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/AVR32_UC3/portmacro.h b/portable/GCC/AVR32_UC3/portmacro.h
index ad26b87e6..831b44e7b 100644
--- a/portable/GCC/AVR32_UC3/portmacro.h
+++ b/portable/GCC/AVR32_UC3/portmacro.h
@@ -14,7 +14,7 @@
  *****************************************************************************/
 
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/AVR_AVRDx/port.c b/portable/GCC/AVR_AVRDx/port.c
index 8bf9474d6..5ca1cdd3d 100644
--- a/portable/GCC/AVR_AVRDx/port.c
+++ b/portable/GCC/AVR_AVRDx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/AVR_AVRDx/portmacro.h b/portable/GCC/AVR_AVRDx/portmacro.h
index 93fa73c4c..90ec1524e 100644
--- a/portable/GCC/AVR_AVRDx/portmacro.h
+++ b/portable/GCC/AVR_AVRDx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/AVR_Mega0/port.c b/portable/GCC/AVR_Mega0/port.c
index 2d80384a5..f9dbc07ad 100644
--- a/portable/GCC/AVR_Mega0/port.c
+++ b/portable/GCC/AVR_Mega0/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/AVR_Mega0/portmacro.h b/portable/GCC/AVR_Mega0/portmacro.h
index 1181d7184..0a9df9552 100644
--- a/portable/GCC/AVR_Mega0/portmacro.h
+++ b/portable/GCC/AVR_Mega0/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/CORTUS_APS3/port.c b/portable/GCC/CORTUS_APS3/port.c
index 04ff76410..d230ab264 100644
--- a/portable/GCC/CORTUS_APS3/port.c
+++ b/portable/GCC/CORTUS_APS3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/CORTUS_APS3/portmacro.h b/portable/GCC/CORTUS_APS3/portmacro.h
index 066dda269..31e36b1bd 100644
--- a/portable/GCC/CORTUS_APS3/portmacro.h
+++ b/portable/GCC/CORTUS_APS3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ColdFire_V2/port.c b/portable/GCC/ColdFire_V2/port.c
index 5c513eea9..5717441a8 100644
--- a/portable/GCC/ColdFire_V2/port.c
+++ b/portable/GCC/ColdFire_V2/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ColdFire_V2/portasm.S b/portable/GCC/ColdFire_V2/portasm.S
index e929c62a6..0357fafee 100644
--- a/portable/GCC/ColdFire_V2/portasm.S
+++ b/portable/GCC/ColdFire_V2/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/ColdFire_V2/portmacro.h b/portable/GCC/ColdFire_V2/portmacro.h
index eb811f984..cad32f78a 100644
--- a/portable/GCC/ColdFire_V2/portmacro.h
+++ b/portable/GCC/ColdFire_V2/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/H8S2329/port.c b/portable/GCC/H8S2329/port.c
index f357a6403..199c3158a 100644
--- a/portable/GCC/H8S2329/port.c
+++ b/portable/GCC/H8S2329/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/H8S2329/portmacro.h b/portable/GCC/H8S2329/portmacro.h
index 27159c2ae..a56a85cb7 100644
--- a/portable/GCC/H8S2329/portmacro.h
+++ b/portable/GCC/H8S2329/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/HCS12/port.c b/portable/GCC/HCS12/port.c
index 78b541a88..b6029786a 100644
--- a/portable/GCC/HCS12/port.c
+++ b/portable/GCC/HCS12/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/HCS12/portmacro.h b/portable/GCC/HCS12/portmacro.h
index bbfe2da65..2a4b8c013 100644
--- a/portable/GCC/HCS12/portmacro.h
+++ b/portable/GCC/HCS12/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/IA32_flat/ISR_Support.h b/portable/GCC/IA32_flat/ISR_Support.h
index df07dace0..98068ccfa 100644
--- a/portable/GCC/IA32_flat/ISR_Support.h
+++ b/portable/GCC/IA32_flat/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/IA32_flat/port.c b/portable/GCC/IA32_flat/port.c
index d9f501370..a31611b16 100644
--- a/portable/GCC/IA32_flat/port.c
+++ b/portable/GCC/IA32_flat/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/IA32_flat/portASM.S b/portable/GCC/IA32_flat/portASM.S
index af682cd07..630277f62 100644
--- a/portable/GCC/IA32_flat/portASM.S
+++ b/portable/GCC/IA32_flat/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/IA32_flat/portmacro.h b/portable/GCC/IA32_flat/portmacro.h
index 5420d652a..4a463ce8f 100644
--- a/portable/GCC/IA32_flat/portmacro.h
+++ b/portable/GCC/IA32_flat/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MSP430F449/port.c b/portable/GCC/MSP430F449/port.c
index 1d2e23f07..a3594d8b7 100644
--- a/portable/GCC/MSP430F449/port.c
+++ b/portable/GCC/MSP430F449/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MSP430F449/portmacro.h b/portable/GCC/MSP430F449/portmacro.h
index e2c0f7ebb..05701562c 100644
--- a/portable/GCC/MSP430F449/portmacro.h
+++ b/portable/GCC/MSP430F449/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MicroBlaze/port.c b/portable/GCC/MicroBlaze/port.c
index 41bd5b811..7bbfb673c 100644
--- a/portable/GCC/MicroBlaze/port.c
+++ b/portable/GCC/MicroBlaze/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MicroBlaze/portasm.s b/portable/GCC/MicroBlaze/portasm.s
index ddb525e95..f3c846cc6 100644
--- a/portable/GCC/MicroBlaze/portasm.s
+++ b/portable/GCC/MicroBlaze/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MicroBlaze/portmacro.h b/portable/GCC/MicroBlaze/portmacro.h
index 0c1f0bd8a..29d2a4d8c 100644
--- a/portable/GCC/MicroBlaze/portmacro.h
+++ b/portable/GCC/MicroBlaze/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MicroBlazeV8/port.c b/portable/GCC/MicroBlazeV8/port.c
index 03ff93c6c..383376652 100644
--- a/portable/GCC/MicroBlazeV8/port.c
+++ b/portable/GCC/MicroBlazeV8/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MicroBlazeV8/port_exceptions.c b/portable/GCC/MicroBlazeV8/port_exceptions.c
index 47a639d82..83d02033d 100644
--- a/portable/GCC/MicroBlazeV8/port_exceptions.c
+++ b/portable/GCC/MicroBlazeV8/port_exceptions.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MicroBlazeV8/portasm.S b/portable/GCC/MicroBlazeV8/portasm.S
index 924370323..cdf746c07 100644
--- a/portable/GCC/MicroBlazeV8/portasm.S
+++ b/portable/GCC/MicroBlazeV8/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MicroBlazeV8/portmacro.h b/portable/GCC/MicroBlazeV8/portmacro.h
index 3e96c0788..da754307d 100644
--- a/portable/GCC/MicroBlazeV8/portmacro.h
+++ b/portable/GCC/MicroBlazeV8/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MicroBlazeV9/port.c b/portable/GCC/MicroBlazeV9/port.c
index 8035415be..fc3a2141d 100644
--- a/portable/GCC/MicroBlazeV9/port.c
+++ b/portable/GCC/MicroBlazeV9/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MicroBlazeV9/port_exceptions.c b/portable/GCC/MicroBlazeV9/port_exceptions.c
index 47a639d82..83d02033d 100644
--- a/portable/GCC/MicroBlazeV9/port_exceptions.c
+++ b/portable/GCC/MicroBlazeV9/port_exceptions.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MicroBlazeV9/portasm.S b/portable/GCC/MicroBlazeV9/portasm.S
index 924370323..cdf746c07 100644
--- a/portable/GCC/MicroBlazeV9/portasm.S
+++ b/portable/GCC/MicroBlazeV9/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/MicroBlazeV9/portmacro.h b/portable/GCC/MicroBlazeV9/portmacro.h
index 3e96c0788..da754307d 100644
--- a/portable/GCC/MicroBlazeV9/portmacro.h
+++ b/portable/GCC/MicroBlazeV9/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/NiosII/port.c b/portable/GCC/NiosII/port.c
index 1d2da1efd..e61b6b317 100644
--- a/portable/GCC/NiosII/port.c
+++ b/portable/GCC/NiosII/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/NiosII/port_asm.S b/portable/GCC/NiosII/port_asm.S
index e04aac19f..7c89c5e45 100644
--- a/portable/GCC/NiosII/port_asm.S
+++ b/portable/GCC/NiosII/port_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/NiosII/portmacro.h b/portable/GCC/NiosII/portmacro.h
index ed2627d98..be1662ed1 100644
--- a/portable/GCC/NiosII/portmacro.h
+++ b/portable/GCC/NiosII/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/PPC405_Xilinx/FPU_Macros.h b/portable/GCC/PPC405_Xilinx/FPU_Macros.h
index dfd1e4921..beb9c49db 100644
--- a/portable/GCC/PPC405_Xilinx/FPU_Macros.h
+++ b/portable/GCC/PPC405_Xilinx/FPU_Macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/PPC405_Xilinx/port.c b/portable/GCC/PPC405_Xilinx/port.c
index f0f9b2aee..c2f1b90a7 100644
--- a/portable/GCC/PPC405_Xilinx/port.c
+++ b/portable/GCC/PPC405_Xilinx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/PPC405_Xilinx/portasm.S b/portable/GCC/PPC405_Xilinx/portasm.S
index 409964ff3..e480f8ca7 100644
--- a/portable/GCC/PPC405_Xilinx/portasm.S
+++ b/portable/GCC/PPC405_Xilinx/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/PPC405_Xilinx/portmacro.h b/portable/GCC/PPC405_Xilinx/portmacro.h
index 6d1eb6e1c..ffc428f42 100644
--- a/portable/GCC/PPC405_Xilinx/portmacro.h
+++ b/portable/GCC/PPC405_Xilinx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/PPC440_Xilinx/FPU_Macros.h b/portable/GCC/PPC440_Xilinx/FPU_Macros.h
index dfd1e4921..beb9c49db 100644
--- a/portable/GCC/PPC440_Xilinx/FPU_Macros.h
+++ b/portable/GCC/PPC440_Xilinx/FPU_Macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/PPC440_Xilinx/port.c b/portable/GCC/PPC440_Xilinx/port.c
index ebaa68e8d..ac05a427d 100644
--- a/portable/GCC/PPC440_Xilinx/port.c
+++ b/portable/GCC/PPC440_Xilinx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/PPC440_Xilinx/portasm.S b/portable/GCC/PPC440_Xilinx/portasm.S
index 409964ff3..e480f8ca7 100644
--- a/portable/GCC/PPC440_Xilinx/portasm.S
+++ b/portable/GCC/PPC440_Xilinx/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/PPC440_Xilinx/portmacro.h b/portable/GCC/PPC440_Xilinx/portmacro.h
index 6d1eb6e1c..ffc428f42 100644
--- a/portable/GCC/PPC440_Xilinx/portmacro.h
+++ b/portable/GCC/PPC440_Xilinx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RISC-V/chip_specific_extensions/Pulpino_Vega_RV32M1RM/freertos_risc_v_chip_specific_extensions.h b/portable/GCC/RISC-V/chip_specific_extensions/Pulpino_Vega_RV32M1RM/freertos_risc_v_chip_specific_extensions.h
index bbf4bf1da..a213913f9 100644
--- a/portable/GCC/RISC-V/chip_specific_extensions/Pulpino_Vega_RV32M1RM/freertos_risc_v_chip_specific_extensions.h
+++ b/portable/GCC/RISC-V/chip_specific_extensions/Pulpino_Vega_RV32M1RM/freertos_risc_v_chip_specific_extensions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h b/portable/GCC/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
index bd1ba2103..61386f5a9 100644
--- a/portable/GCC/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
+++ b/portable/GCC/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RISC-V/port.c b/portable/GCC/RISC-V/port.c
index 8a8970c3a..cfae01a4e 100644
--- a/portable/GCC/RISC-V/port.c
+++ b/portable/GCC/RISC-V/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RISC-V/portASM.S b/portable/GCC/RISC-V/portASM.S
index 8b6868460..c0368a259 100644
--- a/portable/GCC/RISC-V/portASM.S
+++ b/portable/GCC/RISC-V/portASM.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RISC-V/portmacro.h b/portable/GCC/RISC-V/portmacro.h
index 89966a3b1..d8a432418 100644
--- a/portable/GCC/RISC-V/portmacro.h
+++ b/portable/GCC/RISC-V/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RL78/isr_support.h b/portable/GCC/RL78/isr_support.h
index 37a8f3e44..a50b2dff0 100644
--- a/portable/GCC/RL78/isr_support.h
+++ b/portable/GCC/RL78/isr_support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RL78/port.c b/portable/GCC/RL78/port.c
index 6fc711cb5..8dd10494a 100644
--- a/portable/GCC/RL78/port.c
+++ b/portable/GCC/RL78/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RL78/portasm.S b/portable/GCC/RL78/portasm.S
index 3242f6f4d..d572d0a55 100644
--- a/portable/GCC/RL78/portasm.S
+++ b/portable/GCC/RL78/portasm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RL78/portmacro.h b/portable/GCC/RL78/portmacro.h
index 4d7c5ff1b..c5e62a469 100644
--- a/portable/GCC/RL78/portmacro.h
+++ b/portable/GCC/RL78/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RX100/port.c b/portable/GCC/RX100/port.c
index d5199d961..6b96378b3 100644
--- a/portable/GCC/RX100/port.c
+++ b/portable/GCC/RX100/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RX100/portmacro.h b/portable/GCC/RX100/portmacro.h
index 4a78819a1..c6131d977 100644
--- a/portable/GCC/RX100/portmacro.h
+++ b/portable/GCC/RX100/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RX200/port.c b/portable/GCC/RX200/port.c
index 905a82b73..15532d430 100644
--- a/portable/GCC/RX200/port.c
+++ b/portable/GCC/RX200/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RX200/portmacro.h b/portable/GCC/RX200/portmacro.h
index cb664070f..281c6f80a 100644
--- a/portable/GCC/RX200/portmacro.h
+++ b/portable/GCC/RX200/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RX600/port.c b/portable/GCC/RX600/port.c
index fe01a5a4d..b71861c3e 100644
--- a/portable/GCC/RX600/port.c
+++ b/portable/GCC/RX600/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RX600/portmacro.h b/portable/GCC/RX600/portmacro.h
index c392f4a7c..be1b45483 100644
--- a/portable/GCC/RX600/portmacro.h
+++ b/portable/GCC/RX600/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RX600v2/port.c b/portable/GCC/RX600v2/port.c
index d7bb4ed25..89e6b9cf8 100644
--- a/portable/GCC/RX600v2/port.c
+++ b/portable/GCC/RX600v2/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RX600v2/portmacro.h b/portable/GCC/RX600v2/portmacro.h
index c392f4a7c..be1b45483 100644
--- a/portable/GCC/RX600v2/portmacro.h
+++ b/portable/GCC/RX600v2/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RX700v3_DPFPU/port.c b/portable/GCC/RX700v3_DPFPU/port.c
index 1a77b58b8..e39018530 100644
--- a/portable/GCC/RX700v3_DPFPU/port.c
+++ b/portable/GCC/RX700v3_DPFPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/RX700v3_DPFPU/portmacro.h b/portable/GCC/RX700v3_DPFPU/portmacro.h
index 9f0f50e34..cbfb690ac 100644
--- a/portable/GCC/RX700v3_DPFPU/portmacro.h
+++ b/portable/GCC/RX700v3_DPFPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/STR75x/port.c b/portable/GCC/STR75x/port.c
index 059417245..22e0899c7 100644
--- a/portable/GCC/STR75x/port.c
+++ b/portable/GCC/STR75x/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/STR75x/portISR.c b/portable/GCC/STR75x/portISR.c
index f2a6f0283..bbaf8d330 100644
--- a/portable/GCC/STR75x/portISR.c
+++ b/portable/GCC/STR75x/portISR.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/STR75x/portmacro.h b/portable/GCC/STR75x/portmacro.h
index 825620f90..17ce0072f 100644
--- a/portable/GCC/STR75x/portmacro.h
+++ b/portable/GCC/STR75x/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/TriCore_1782/port.c b/portable/GCC/TriCore_1782/port.c
index 3d8c32d3e..5f9b83313 100644
--- a/portable/GCC/TriCore_1782/port.c
+++ b/portable/GCC/TriCore_1782/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/TriCore_1782/portmacro.h b/portable/GCC/TriCore_1782/portmacro.h
index c7cba6d8e..9a9bab977 100644
--- a/portable/GCC/TriCore_1782/portmacro.h
+++ b/portable/GCC/TriCore_1782/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/GCC/TriCore_1782/porttrap.c b/portable/GCC/TriCore_1782/porttrap.c
index a53e95f7b..cf0c3d3a4 100644
--- a/portable/GCC/TriCore_1782/porttrap.c
+++ b/portable/GCC/TriCore_1782/porttrap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/78K0R/ISR_Support.h b/portable/IAR/78K0R/ISR_Support.h
index 9e39621e4..5e742f1e5 100644
--- a/portable/IAR/78K0R/ISR_Support.h
+++ b/portable/IAR/78K0R/ISR_Support.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/78K0R/port.c b/portable/IAR/78K0R/port.c
index fea8b7926..5b196e8fc 100644
--- a/portable/IAR/78K0R/port.c
+++ b/portable/IAR/78K0R/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/78K0R/portasm.s26 b/portable/IAR/78K0R/portasm.s26
index 408f18bfa..056f9a845 100644
--- a/portable/IAR/78K0R/portasm.s26
+++ b/portable/IAR/78K0R/portasm.s26
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/78K0R/portmacro.h b/portable/IAR/78K0R/portmacro.h
index 9d1a5c2e3..9dd61d5aa 100644
--- a/portable/IAR/78K0R/portmacro.h
+++ b/portable/IAR/78K0R/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CA5_No_GIC/port.c b/portable/IAR/ARM_CA5_No_GIC/port.c
index 47f88af28..bf074d74f 100644
--- a/portable/IAR/ARM_CA5_No_GIC/port.c
+++ b/portable/IAR/ARM_CA5_No_GIC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CA5_No_GIC/portASM.h b/portable/IAR/ARM_CA5_No_GIC/portASM.h
index 6a7709c42..9b1398f41 100644
--- a/portable/IAR/ARM_CA5_No_GIC/portASM.h
+++ b/portable/IAR/ARM_CA5_No_GIC/portASM.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CA5_No_GIC/portASM.s b/portable/IAR/ARM_CA5_No_GIC/portASM.s
index 115b705fb..081c85c63 100644
--- a/portable/IAR/ARM_CA5_No_GIC/portASM.s
+++ b/portable/IAR/ARM_CA5_No_GIC/portASM.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CA5_No_GIC/portmacro.h b/portable/IAR/ARM_CA5_No_GIC/portmacro.h
index 66fb73015..71d22574f 100644
--- a/portable/IAR/ARM_CA5_No_GIC/portmacro.h
+++ b/portable/IAR/ARM_CA5_No_GIC/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CA9/port.c b/portable/IAR/ARM_CA9/port.c
index eb396a29a..a3dbb2183 100644
--- a/portable/IAR/ARM_CA9/port.c
+++ b/portable/IAR/ARM_CA9/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CA9/portASM.h b/portable/IAR/ARM_CA9/portASM.h
index 4170c2efa..0e08676c8 100644
--- a/portable/IAR/ARM_CA9/portASM.h
+++ b/portable/IAR/ARM_CA9/portASM.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CA9/portASM.s b/portable/IAR/ARM_CA9/portASM.s
index 0186eb490..4983d694c 100644
--- a/portable/IAR/ARM_CA9/portASM.s
+++ b/portable/IAR/ARM_CA9/portASM.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CA9/portmacro.h b/portable/IAR/ARM_CA9/portmacro.h
index dd78c1a46..ae250389d 100644
--- a/portable/IAR/ARM_CA9/portmacro.h
+++ b/portable/IAR/ARM_CA9/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM0/port.c b/portable/IAR/ARM_CM0/port.c
index 39d745144..cc49a833d 100644
--- a/portable/IAR/ARM_CM0/port.c
+++ b/portable/IAR/ARM_CM0/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM0/portasm.s b/portable/IAR/ARM_CM0/portasm.s
index f1fdc17ff..f2717b5df 100644
--- a/portable/IAR/ARM_CM0/portasm.s
+++ b/portable/IAR/ARM_CM0/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM0/portmacro.h b/portable/IAR/ARM_CM0/portmacro.h
index 5c5cab78e..567b15013 100644
--- a/portable/IAR/ARM_CM0/portmacro.h
+++ b/portable/IAR/ARM_CM0/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/non_secure/port.c b/portable/IAR/ARM_CM23/non_secure/port.c
index 852a11ce3..ee066a7a0 100644
--- a/portable/IAR/ARM_CM23/non_secure/port.c
+++ b/portable/IAR/ARM_CM23/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/non_secure/portasm.h b/portable/IAR/ARM_CM23/non_secure/portasm.h
index b01f17124..5724a6919 100644
--- a/portable/IAR/ARM_CM23/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM23/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/non_secure/portasm.s b/portable/IAR/ARM_CM23/non_secure/portasm.s
index 8003b45d0..a62cc7f98 100644
--- a/portable/IAR/ARM_CM23/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM23/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/non_secure/portmacro.h b/portable/IAR/ARM_CM23/non_secure/portmacro.h
index c19092ee1..93e8cf6a5 100644
--- a/portable/IAR/ARM_CM23/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM23/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/secure/secure_context.c b/portable/IAR/ARM_CM23/secure/secure_context.c
index 046bf4e51..6f8edd4a6 100644
--- a/portable/IAR/ARM_CM23/secure/secure_context.c
+++ b/portable/IAR/ARM_CM23/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/secure/secure_context.h b/portable/IAR/ARM_CM23/secure/secure_context.h
index 532a407d1..c5364a516 100644
--- a/portable/IAR/ARM_CM23/secure/secure_context.h
+++ b/portable/IAR/ARM_CM23/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/secure/secure_context_port.c b/portable/IAR/ARM_CM23/secure/secure_context_port.c
index 455b90c1e..3ffce1648 100644
--- a/portable/IAR/ARM_CM23/secure/secure_context_port.c
+++ b/portable/IAR/ARM_CM23/secure/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/secure/secure_context_port_asm.s b/portable/IAR/ARM_CM23/secure/secure_context_port_asm.s
index 1f793f205..df112e2da 100644
--- a/portable/IAR/ARM_CM23/secure/secure_context_port_asm.s
+++ b/portable/IAR/ARM_CM23/secure/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/secure/secure_heap.c b/portable/IAR/ARM_CM23/secure/secure_heap.c
index 82dbd9ec3..67a4f8e58 100644
--- a/portable/IAR/ARM_CM23/secure/secure_heap.c
+++ b/portable/IAR/ARM_CM23/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/secure/secure_heap.h b/portable/IAR/ARM_CM23/secure/secure_heap.h
index fa78046e5..e99cc1541 100644
--- a/portable/IAR/ARM_CM23/secure/secure_heap.h
+++ b/portable/IAR/ARM_CM23/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/secure/secure_init.c b/portable/IAR/ARM_CM23/secure/secure_init.c
index 4e6018d0f..cb1a93181 100644
--- a/portable/IAR/ARM_CM23/secure/secure_init.c
+++ b/portable/IAR/ARM_CM23/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/secure/secure_init.h b/portable/IAR/ARM_CM23/secure/secure_init.h
index 39deb36ae..81b1e8487 100644
--- a/portable/IAR/ARM_CM23/secure/secure_init.h
+++ b/portable/IAR/ARM_CM23/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23/secure/secure_port_macros.h b/portable/IAR/ARM_CM23/secure/secure_port_macros.h
index 7b8dbedc2..c1cf0038d 100644
--- a/portable/IAR/ARM_CM23/secure/secure_port_macros.h
+++ b/portable/IAR/ARM_CM23/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23_NTZ/non_secure/port.c b/portable/IAR/ARM_CM23_NTZ/non_secure/port.c
index 852a11ce3..ee066a7a0 100644
--- a/portable/IAR/ARM_CM23_NTZ/non_secure/port.c
+++ b/portable/IAR/ARM_CM23_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.h b/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.h
index b01f17124..5724a6919 100644
--- a/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.s b/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.s
index 6e911bd26..86abaacb4 100644
--- a/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM23_NTZ/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM23_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM23_NTZ/non_secure/portmacro.h
index 69aea60bb..2b4b371a7 100644
--- a/portable/IAR/ARM_CM23_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM23_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM3/port.c b/portable/IAR/ARM_CM3/port.c
index 3066af473..2966ec75d 100644
--- a/portable/IAR/ARM_CM3/port.c
+++ b/portable/IAR/ARM_CM3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM3/portasm.s b/portable/IAR/ARM_CM3/portasm.s
index 7c8676ca1..798adec06 100644
--- a/portable/IAR/ARM_CM3/portasm.s
+++ b/portable/IAR/ARM_CM3/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM3/portmacro.h b/portable/IAR/ARM_CM3/portmacro.h
index 20aec7f15..32fed9e9c 100644
--- a/portable/IAR/ARM_CM3/portmacro.h
+++ b/portable/IAR/ARM_CM3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/non_secure/port.c b/portable/IAR/ARM_CM33/non_secure/port.c
index 852a11ce3..ee066a7a0 100644
--- a/portable/IAR/ARM_CM33/non_secure/port.c
+++ b/portable/IAR/ARM_CM33/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/non_secure/portasm.h b/portable/IAR/ARM_CM33/non_secure/portasm.h
index b01f17124..5724a6919 100644
--- a/portable/IAR/ARM_CM33/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM33/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/non_secure/portasm.s b/portable/IAR/ARM_CM33/non_secure/portasm.s
index 6b125b209..5f9f469bf 100644
--- a/portable/IAR/ARM_CM33/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM33/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/non_secure/portmacro.h b/portable/IAR/ARM_CM33/non_secure/portmacro.h
index d67f7abe6..edb931252 100644
--- a/portable/IAR/ARM_CM33/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM33/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/secure/secure_context.c b/portable/IAR/ARM_CM33/secure/secure_context.c
index 046bf4e51..6f8edd4a6 100644
--- a/portable/IAR/ARM_CM33/secure/secure_context.c
+++ b/portable/IAR/ARM_CM33/secure/secure_context.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/secure/secure_context.h b/portable/IAR/ARM_CM33/secure/secure_context.h
index 532a407d1..c5364a516 100644
--- a/portable/IAR/ARM_CM33/secure/secure_context.h
+++ b/portable/IAR/ARM_CM33/secure/secure_context.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/secure/secure_context_port.c b/portable/IAR/ARM_CM33/secure/secure_context_port.c
index 455b90c1e..3ffce1648 100644
--- a/portable/IAR/ARM_CM33/secure/secure_context_port.c
+++ b/portable/IAR/ARM_CM33/secure/secure_context_port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/secure/secure_context_port_asm.s b/portable/IAR/ARM_CM33/secure/secure_context_port_asm.s
index d2c599d65..5265c649d 100644
--- a/portable/IAR/ARM_CM33/secure/secure_context_port_asm.s
+++ b/portable/IAR/ARM_CM33/secure/secure_context_port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/secure/secure_heap.c b/portable/IAR/ARM_CM33/secure/secure_heap.c
index 82dbd9ec3..67a4f8e58 100644
--- a/portable/IAR/ARM_CM33/secure/secure_heap.c
+++ b/portable/IAR/ARM_CM33/secure/secure_heap.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/secure/secure_heap.h b/portable/IAR/ARM_CM33/secure/secure_heap.h
index fa78046e5..e99cc1541 100644
--- a/portable/IAR/ARM_CM33/secure/secure_heap.h
+++ b/portable/IAR/ARM_CM33/secure/secure_heap.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/secure/secure_init.c b/portable/IAR/ARM_CM33/secure/secure_init.c
index 4e6018d0f..cb1a93181 100644
--- a/portable/IAR/ARM_CM33/secure/secure_init.c
+++ b/portable/IAR/ARM_CM33/secure/secure_init.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/secure/secure_init.h b/portable/IAR/ARM_CM33/secure/secure_init.h
index 39deb36ae..81b1e8487 100644
--- a/portable/IAR/ARM_CM33/secure/secure_init.h
+++ b/portable/IAR/ARM_CM33/secure/secure_init.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33/secure/secure_port_macros.h b/portable/IAR/ARM_CM33/secure/secure_port_macros.h
index 7b8dbedc2..c1cf0038d 100644
--- a/portable/IAR/ARM_CM33/secure/secure_port_macros.h
+++ b/portable/IAR/ARM_CM33/secure/secure_port_macros.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33_NTZ/non_secure/port.c b/portable/IAR/ARM_CM33_NTZ/non_secure/port.c
index 852a11ce3..ee066a7a0 100644
--- a/portable/IAR/ARM_CM33_NTZ/non_secure/port.c
+++ b/portable/IAR/ARM_CM33_NTZ/non_secure/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.h b/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.h
index b01f17124..5724a6919 100644
--- a/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.h
+++ b/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.s b/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.s
index b65f0f41c..5de5352d3 100644
--- a/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.s
+++ b/portable/IAR/ARM_CM33_NTZ/non_secure/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h b/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h
index d67f7abe6..edb931252 100644
--- a/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h
+++ b/portable/IAR/ARM_CM33_NTZ/non_secure/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM4F/port.c b/portable/IAR/ARM_CM4F/port.c
index 3da7fe2fa..311fb6695 100644
--- a/portable/IAR/ARM_CM4F/port.c
+++ b/portable/IAR/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM4F/portasm.s b/portable/IAR/ARM_CM4F/portasm.s
index 768b62f45..59d1ae566 100644
--- a/portable/IAR/ARM_CM4F/portasm.s
+++ b/portable/IAR/ARM_CM4F/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM4F/portmacro.h b/portable/IAR/ARM_CM4F/portmacro.h
index 360ad1d40..27af9bbb8 100644
--- a/portable/IAR/ARM_CM4F/portmacro.h
+++ b/portable/IAR/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM4F_MPU/port.c b/portable/IAR/ARM_CM4F_MPU/port.c
index 56ff07ce9..e8edd534f 100644
--- a/portable/IAR/ARM_CM4F_MPU/port.c
+++ b/portable/IAR/ARM_CM4F_MPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM4F_MPU/portasm.s b/portable/IAR/ARM_CM4F_MPU/portasm.s
index e86f5dcdd..1bc32af24 100644
--- a/portable/IAR/ARM_CM4F_MPU/portasm.s
+++ b/portable/IAR/ARM_CM4F_MPU/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM4F_MPU/portmacro.h b/portable/IAR/ARM_CM4F_MPU/portmacro.h
index 7a7f20d49..e9c8d2cbc 100644
--- a/portable/IAR/ARM_CM4F_MPU/portmacro.h
+++ b/portable/IAR/ARM_CM4F_MPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM7/r0p1/port.c b/portable/IAR/ARM_CM7/r0p1/port.c
index 9dbec7916..2eef697d8 100644
--- a/portable/IAR/ARM_CM7/r0p1/port.c
+++ b/portable/IAR/ARM_CM7/r0p1/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM7/r0p1/portasm.s b/portable/IAR/ARM_CM7/r0p1/portasm.s
index 786e0c957..0c3f1101e 100644
--- a/portable/IAR/ARM_CM7/r0p1/portasm.s
+++ b/portable/IAR/ARM_CM7/r0p1/portasm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CM7/r0p1/portmacro.h b/portable/IAR/ARM_CM7/r0p1/portmacro.h
index cc1abde5d..e7908664d 100644
--- a/portable/IAR/ARM_CM7/r0p1/portmacro.h
+++ b/portable/IAR/ARM_CM7/r0p1/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CRx_No_GIC/port.c b/portable/IAR/ARM_CRx_No_GIC/port.c
index abcc15537..56e0846fe 100644
--- a/portable/IAR/ARM_CRx_No_GIC/port.c
+++ b/portable/IAR/ARM_CRx_No_GIC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CRx_No_GIC/portASM.s b/portable/IAR/ARM_CRx_No_GIC/portASM.s
index 3c9f0f8d5..5aa6a3659 100644
--- a/portable/IAR/ARM_CRx_No_GIC/portASM.s
+++ b/portable/IAR/ARM_CRx_No_GIC/portASM.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ARM_CRx_No_GIC/portmacro.h b/portable/IAR/ARM_CRx_No_GIC/portmacro.h
index ec516cc29..d3d90c160 100644
--- a/portable/IAR/ARM_CRx_No_GIC/portmacro.h
+++ b/portable/IAR/ARM_CRx_No_GIC/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ATMega323/port.c b/portable/IAR/ATMega323/port.c
index d04a2932b..92b9d51ef 100644
--- a/portable/IAR/ATMega323/port.c
+++ b/portable/IAR/ATMega323/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ATMega323/portmacro.h b/portable/IAR/ATMega323/portmacro.h
index 97695e2b6..3c4f873e1 100644
--- a/portable/IAR/ATMega323/portmacro.h
+++ b/portable/IAR/ATMega323/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/ATMega323/portmacro.s90 b/portable/IAR/ATMega323/portmacro.s90
index 35f58287e..1f5e5f35d 100644
--- a/portable/IAR/ATMega323/portmacro.s90
+++ b/portable/IAR/ATMega323/portmacro.s90
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AVR32_UC3/port.c b/portable/IAR/AVR32_UC3/port.c
index c5dab4978..63c5ff3b0 100644
--- a/portable/IAR/AVR32_UC3/port.c
+++ b/portable/IAR/AVR32_UC3/port.c
@@ -14,7 +14,7 @@
  *****************************************************************************/
 
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AVR32_UC3/portmacro.h b/portable/IAR/AVR32_UC3/portmacro.h
index 8961f4699..fa48b6345 100644
--- a/portable/IAR/AVR32_UC3/portmacro.h
+++ b/portable/IAR/AVR32_UC3/portmacro.h
@@ -14,7 +14,7 @@
  *****************************************************************************/
 
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AVR_AVRDx/port.c b/portable/IAR/AVR_AVRDx/port.c
index e72f0ae30..f0b5f45db 100644
--- a/portable/IAR/AVR_AVRDx/port.c
+++ b/portable/IAR/AVR_AVRDx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AVR_AVRDx/portmacro.h b/portable/IAR/AVR_AVRDx/portmacro.h
index c0bc8039d..8100d063f 100644
--- a/portable/IAR/AVR_AVRDx/portmacro.h
+++ b/portable/IAR/AVR_AVRDx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AVR_AVRDx/portmacro.s90 b/portable/IAR/AVR_AVRDx/portmacro.s90
index 27400d5d5..b87a4fc89 100644
--- a/portable/IAR/AVR_AVRDx/portmacro.s90
+++ b/portable/IAR/AVR_AVRDx/portmacro.s90
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AVR_Mega0/port.c b/portable/IAR/AVR_Mega0/port.c
index 8520d41c2..58e23f63f 100644
--- a/portable/IAR/AVR_Mega0/port.c
+++ b/portable/IAR/AVR_Mega0/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AVR_Mega0/portmacro.h b/portable/IAR/AVR_Mega0/portmacro.h
index c0bc8039d..8100d063f 100644
--- a/portable/IAR/AVR_Mega0/portmacro.h
+++ b/portable/IAR/AVR_Mega0/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AVR_Mega0/portmacro.s90 b/portable/IAR/AVR_Mega0/portmacro.s90
index 6ffbef072..1801d47c5 100644
--- a/portable/IAR/AVR_Mega0/portmacro.s90
+++ b/portable/IAR/AVR_Mega0/portmacro.s90
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AtmelSAM7S64/ISR_Support.h b/portable/IAR/AtmelSAM7S64/ISR_Support.h
index f16c59224..3a1aa73b7 100644
--- a/portable/IAR/AtmelSAM7S64/ISR_Support.h
+++ b/portable/IAR/AtmelSAM7S64/ISR_Support.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AtmelSAM7S64/port.c b/portable/IAR/AtmelSAM7S64/port.c
index b3dc0c953..979f2006c 100644
--- a/portable/IAR/AtmelSAM7S64/port.c
+++ b/portable/IAR/AtmelSAM7S64/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AtmelSAM7S64/portasm.s79 b/portable/IAR/AtmelSAM7S64/portasm.s79
index b2f5a3fec..86a89ffc3 100644
--- a/portable/IAR/AtmelSAM7S64/portasm.s79
+++ b/portable/IAR/AtmelSAM7S64/portasm.s79
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AtmelSAM7S64/portmacro.h b/portable/IAR/AtmelSAM7S64/portmacro.h
index 16bb7072e..1e0b9d765 100644
--- a/portable/IAR/AtmelSAM7S64/portmacro.h
+++ b/portable/IAR/AtmelSAM7S64/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AtmelSAM9XE/port.c b/portable/IAR/AtmelSAM9XE/port.c
index 8e65038d2..a5156da5f 100644
--- a/portable/IAR/AtmelSAM9XE/port.c
+++ b/portable/IAR/AtmelSAM9XE/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/AtmelSAM9XE/portmacro.h b/portable/IAR/AtmelSAM9XE/portmacro.h
index e9d62cd4e..d7e490871 100644
--- a/portable/IAR/AtmelSAM9XE/portmacro.h
+++ b/portable/IAR/AtmelSAM9XE/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/LPC2000/ISR_Support.h b/portable/IAR/LPC2000/ISR_Support.h
index f16c59224..3a1aa73b7 100644
--- a/portable/IAR/LPC2000/ISR_Support.h
+++ b/portable/IAR/LPC2000/ISR_Support.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/LPC2000/port.c b/portable/IAR/LPC2000/port.c
index 0be2c0b9e..6c2e87cc3 100644
--- a/portable/IAR/LPC2000/port.c
+++ b/portable/IAR/LPC2000/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/LPC2000/portasm.s79 b/portable/IAR/LPC2000/portasm.s79
index f25a57c68..fe95f9d32 100644
--- a/portable/IAR/LPC2000/portasm.s79
+++ b/portable/IAR/LPC2000/portasm.s79
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/LPC2000/portmacro.h b/portable/IAR/LPC2000/portmacro.h
index d38690384..5f55a610d 100644
--- a/portable/IAR/LPC2000/portmacro.h
+++ b/portable/IAR/LPC2000/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/MSP430/port.c b/portable/IAR/MSP430/port.c
index 3c8cfc3b9..4621904a8 100644
--- a/portable/IAR/MSP430/port.c
+++ b/portable/IAR/MSP430/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/MSP430/portasm.h b/portable/IAR/MSP430/portasm.h
index 4e726d3f9..cc069aa37 100644
--- a/portable/IAR/MSP430/portasm.h
+++ b/portable/IAR/MSP430/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/MSP430/portext.s43 b/portable/IAR/MSP430/portext.s43
index ee747f3c3..d2ff0dae6 100644
--- a/portable/IAR/MSP430/portext.s43
+++ b/portable/IAR/MSP430/portext.s43
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/MSP430/portmacro.h b/portable/IAR/MSP430/portmacro.h
index ca5852d26..9b134e6e0 100644
--- a/portable/IAR/MSP430/portmacro.h
+++ b/portable/IAR/MSP430/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/MSP430X/data_model.h b/portable/IAR/MSP430X/data_model.h
index 89d871d7c..39ca147fc 100644
--- a/portable/IAR/MSP430X/data_model.h
+++ b/portable/IAR/MSP430X/data_model.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/MSP430X/port.c b/portable/IAR/MSP430X/port.c
index a6feab8d7..368ad7320 100644
--- a/portable/IAR/MSP430X/port.c
+++ b/portable/IAR/MSP430X/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/MSP430X/portext.s43 b/portable/IAR/MSP430X/portext.s43
index a1eede9f1..5a1832f82 100644
--- a/portable/IAR/MSP430X/portext.s43
+++ b/portable/IAR/MSP430X/portext.s43
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/MSP430X/portmacro.h b/portable/IAR/MSP430X/portmacro.h
index 89f16897f..f76299c0f 100644
--- a/portable/IAR/MSP430X/portmacro.h
+++ b/portable/IAR/MSP430X/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h b/portable/IAR/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
index 37edd6a7c..2d92da14c 100644
--- a/portable/IAR/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
+++ b/portable/IAR/RISC-V/chip_specific_extensions/RV32I_CLINT_no_extensions/freertos_risc_v_chip_specific_extensions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RISC-V/port.c b/portable/IAR/RISC-V/port.c
index e4123df2a..d2fb2e52e 100644
--- a/portable/IAR/RISC-V/port.c
+++ b/portable/IAR/RISC-V/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RISC-V/portASM.s b/portable/IAR/RISC-V/portASM.s
index b2beaaeec..90e35745a 100644
--- a/portable/IAR/RISC-V/portASM.s
+++ b/portable/IAR/RISC-V/portASM.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RISC-V/portmacro.h b/portable/IAR/RISC-V/portmacro.h
index b99c05ad1..a7d95b38a 100644
--- a/portable/IAR/RISC-V/portmacro.h
+++ b/portable/IAR/RISC-V/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RL78/ISR_Support.h b/portable/IAR/RL78/ISR_Support.h
index 3ca3b85a9..a6d1955e1 100644
--- a/portable/IAR/RL78/ISR_Support.h
+++ b/portable/IAR/RL78/ISR_Support.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RL78/port.c b/portable/IAR/RL78/port.c
index 024721387..af4ca148e 100644
--- a/portable/IAR/RL78/port.c
+++ b/portable/IAR/RL78/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RL78/portasm.s87 b/portable/IAR/RL78/portasm.s87
index 4f23f4576..ee6f48255 100644
--- a/portable/IAR/RL78/portasm.s87
+++ b/portable/IAR/RL78/portasm.s87
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RL78/portmacro.h b/portable/IAR/RL78/portmacro.h
index 5de10f686..eb9cb3291 100644
--- a/portable/IAR/RL78/portmacro.h
+++ b/portable/IAR/RL78/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RX100/port.c b/portable/IAR/RX100/port.c
index 6677dd6fe..523461660 100644
--- a/portable/IAR/RX100/port.c
+++ b/portable/IAR/RX100/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RX100/port_asm.s b/portable/IAR/RX100/port_asm.s
index dcf184dab..27f0880a4 100644
--- a/portable/IAR/RX100/port_asm.s
+++ b/portable/IAR/RX100/port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RX100/portmacro.h b/portable/IAR/RX100/portmacro.h
index 1dce67fe7..0ec8d3dea 100644
--- a/portable/IAR/RX100/portmacro.h
+++ b/portable/IAR/RX100/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RX600/port.c b/portable/IAR/RX600/port.c
index 29af0f4e2..41d5777ad 100644
--- a/portable/IAR/RX600/port.c
+++ b/portable/IAR/RX600/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RX600/port_asm.s b/portable/IAR/RX600/port_asm.s
index f0b7690b3..c6a96802c 100644
--- a/portable/IAR/RX600/port_asm.s
+++ b/portable/IAR/RX600/port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RX600/portmacro.h b/portable/IAR/RX600/portmacro.h
index 26c581e40..f493fd63b 100644
--- a/portable/IAR/RX600/portmacro.h
+++ b/portable/IAR/RX600/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RX700v3_DPFPU/port.c b/portable/IAR/RX700v3_DPFPU/port.c
index 83a5f405c..efe129b99 100644
--- a/portable/IAR/RX700v3_DPFPU/port.c
+++ b/portable/IAR/RX700v3_DPFPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RX700v3_DPFPU/portmacro.h b/portable/IAR/RX700v3_DPFPU/portmacro.h
index a86b2c983..cd6d5d699 100644
--- a/portable/IAR/RX700v3_DPFPU/portmacro.h
+++ b/portable/IAR/RX700v3_DPFPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RXv2/port.c b/portable/IAR/RXv2/port.c
index fd81f5dce..3851b7c45 100644
--- a/portable/IAR/RXv2/port.c
+++ b/portable/IAR/RXv2/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RXv2/port_asm.s b/portable/IAR/RXv2/port_asm.s
index 5313755e0..bc086be76 100644
--- a/portable/IAR/RXv2/port_asm.s
+++ b/portable/IAR/RXv2/port_asm.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/RXv2/portmacro.h b/portable/IAR/RXv2/portmacro.h
index 867317aad..d92fcd8eb 100644
--- a/portable/IAR/RXv2/portmacro.h
+++ b/portable/IAR/RXv2/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR71x/ISR_Support.h b/portable/IAR/STR71x/ISR_Support.h
index f16c59224..3a1aa73b7 100644
--- a/portable/IAR/STR71x/ISR_Support.h
+++ b/portable/IAR/STR71x/ISR_Support.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR71x/port.c b/portable/IAR/STR71x/port.c
index 88a1a218d..2095ba8e6 100644
--- a/portable/IAR/STR71x/port.c
+++ b/portable/IAR/STR71x/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR71x/portasm.s79 b/portable/IAR/STR71x/portasm.s79
index 943b814ac..f05a2ae2d 100644
--- a/portable/IAR/STR71x/portasm.s79
+++ b/portable/IAR/STR71x/portasm.s79
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR71x/portmacro.h b/portable/IAR/STR71x/portmacro.h
index 5e75a1d34..36b85be4f 100644
--- a/portable/IAR/STR71x/portmacro.h
+++ b/portable/IAR/STR71x/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR75x/ISR_Support.h b/portable/IAR/STR75x/ISR_Support.h
index f16c59224..3a1aa73b7 100644
--- a/portable/IAR/STR75x/ISR_Support.h
+++ b/portable/IAR/STR75x/ISR_Support.h
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR75x/port.c b/portable/IAR/STR75x/port.c
index 49871fe5b..5764a0ee3 100644
--- a/portable/IAR/STR75x/port.c
+++ b/portable/IAR/STR75x/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR75x/portasm.s79 b/portable/IAR/STR75x/portasm.s79
index df40a700d..2d30b24e4 100644
--- a/portable/IAR/STR75x/portasm.s79
+++ b/portable/IAR/STR75x/portasm.s79
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR75x/portmacro.h b/portable/IAR/STR75x/portmacro.h
index 89652b1c7..43d4aa2e0 100644
--- a/portable/IAR/STR75x/portmacro.h
+++ b/portable/IAR/STR75x/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR91x/ISR_Support.h b/portable/IAR/STR91x/ISR_Support.h
index a4f3544ce..e445f97e9 100644
--- a/portable/IAR/STR91x/ISR_Support.h
+++ b/portable/IAR/STR91x/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR91x/port.c b/portable/IAR/STR91x/port.c
index 59cd0a7c0..995b6509c 100644
--- a/portable/IAR/STR91x/port.c
+++ b/portable/IAR/STR91x/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR91x/portasm.s79 b/portable/IAR/STR91x/portasm.s79
index 146d8d7cf..1601e2167 100644
--- a/portable/IAR/STR91x/portasm.s79
+++ b/portable/IAR/STR91x/portasm.s79
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/STR91x/portmacro.h b/portable/IAR/STR91x/portmacro.h
index 494093404..119f034d9 100644
--- a/portable/IAR/STR91x/portmacro.h
+++ b/portable/IAR/STR91x/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/V850ES/ISR_Support.h b/portable/IAR/V850ES/ISR_Support.h
index f1f97eecc..8ac047401 100644
--- a/portable/IAR/V850ES/ISR_Support.h
+++ b/portable/IAR/V850ES/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/V850ES/port.c b/portable/IAR/V850ES/port.c
index 2172f542f..01dd572c6 100644
--- a/portable/IAR/V850ES/port.c
+++ b/portable/IAR/V850ES/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/V850ES/portasm.s85 b/portable/IAR/V850ES/portasm.s85
index aca09debf..b1937db2f 100644
--- a/portable/IAR/V850ES/portasm.s85
+++ b/portable/IAR/V850ES/portasm.s85
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/V850ES/portasm_Fx3.s85 b/portable/IAR/V850ES/portasm_Fx3.s85
index f8cd6f2ac..2c2ea687f 100644
--- a/portable/IAR/V850ES/portasm_Fx3.s85
+++ b/portable/IAR/V850ES/portasm_Fx3.s85
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/V850ES/portasm_Hx2.s85 b/portable/IAR/V850ES/portasm_Hx2.s85
index cc831bbb8..79c94eeff 100644
--- a/portable/IAR/V850ES/portasm_Hx2.s85
+++ b/portable/IAR/V850ES/portasm_Hx2.s85
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/IAR/V850ES/portmacro.h b/portable/IAR/V850ES/portmacro.h
index 2e3a2382d..3e169e48a 100644
--- a/portable/IAR/V850ES/portmacro.h
+++ b/portable/IAR/V850ES/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC18F/port.c b/portable/MPLAB/PIC18F/port.c
index b25500713..4980975eb 100644
--- a/portable/MPLAB/PIC18F/port.c
+++ b/portable/MPLAB/PIC18F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC18F/portmacro.h b/portable/MPLAB/PIC18F/portmacro.h
index e19473617..91d129161 100644
--- a/portable/MPLAB/PIC18F/portmacro.h
+++ b/portable/MPLAB/PIC18F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC24_dsPIC/port.c b/portable/MPLAB/PIC24_dsPIC/port.c
index fc43c6222..27c977bc4 100644
--- a/portable/MPLAB/PIC24_dsPIC/port.c
+++ b/portable/MPLAB/PIC24_dsPIC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC24_dsPIC/portasm_PIC24.S b/portable/MPLAB/PIC24_dsPIC/portasm_PIC24.S
index 87e8a2ce9..631f6a1bb 100644
--- a/portable/MPLAB/PIC24_dsPIC/portasm_PIC24.S
+++ b/portable/MPLAB/PIC24_dsPIC/portasm_PIC24.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC24_dsPIC/portasm_dsPIC.S b/portable/MPLAB/PIC24_dsPIC/portasm_dsPIC.S
index f9273b494..2892476c8 100644
--- a/portable/MPLAB/PIC24_dsPIC/portasm_dsPIC.S
+++ b/portable/MPLAB/PIC24_dsPIC/portasm_dsPIC.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC24_dsPIC/portmacro.h b/portable/MPLAB/PIC24_dsPIC/portmacro.h
index b237d2dc4..603fb31b5 100644
--- a/portable/MPLAB/PIC24_dsPIC/portmacro.h
+++ b/portable/MPLAB/PIC24_dsPIC/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MEC14xx/ISR_Support.h b/portable/MPLAB/PIC32MEC14xx/ISR_Support.h
index c5047d7bc..8320c9bff 100644
--- a/portable/MPLAB/PIC32MEC14xx/ISR_Support.h
+++ b/portable/MPLAB/PIC32MEC14xx/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MEC14xx/port.c b/portable/MPLAB/PIC32MEC14xx/port.c
index 108f26347..aae60872e 100644
--- a/portable/MPLAB/PIC32MEC14xx/port.c
+++ b/portable/MPLAB/PIC32MEC14xx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MEC14xx/port_asm.S b/portable/MPLAB/PIC32MEC14xx/port_asm.S
index fea944380..0f216a6c5 100644
--- a/portable/MPLAB/PIC32MEC14xx/port_asm.S
+++ b/portable/MPLAB/PIC32MEC14xx/port_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MEC14xx/portmacro.h b/portable/MPLAB/PIC32MEC14xx/portmacro.h
index e6552c9ca..ce07298c0 100644
--- a/portable/MPLAB/PIC32MEC14xx/portmacro.h
+++ b/portable/MPLAB/PIC32MEC14xx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MX/ISR_Support.h b/portable/MPLAB/PIC32MX/ISR_Support.h
index 4409fde21..be0e59db2 100644
--- a/portable/MPLAB/PIC32MX/ISR_Support.h
+++ b/portable/MPLAB/PIC32MX/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MX/port.c b/portable/MPLAB/PIC32MX/port.c
index dc98f4aa7..b4c5653c5 100644
--- a/portable/MPLAB/PIC32MX/port.c
+++ b/portable/MPLAB/PIC32MX/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MX/port_asm.S b/portable/MPLAB/PIC32MX/port_asm.S
index 6271543e2..be037a668 100644
--- a/portable/MPLAB/PIC32MX/port_asm.S
+++ b/portable/MPLAB/PIC32MX/port_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MX/portmacro.h b/portable/MPLAB/PIC32MX/portmacro.h
index 5c8709599..224a712a4 100644
--- a/portable/MPLAB/PIC32MX/portmacro.h
+++ b/portable/MPLAB/PIC32MX/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MZ/ISR_Support.h b/portable/MPLAB/PIC32MZ/ISR_Support.h
index 73e7b589b..4312c4da5 100644
--- a/portable/MPLAB/PIC32MZ/ISR_Support.h
+++ b/portable/MPLAB/PIC32MZ/ISR_Support.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MZ/port.c b/portable/MPLAB/PIC32MZ/port.c
index 3225dde7f..a87699fff 100644
--- a/portable/MPLAB/PIC32MZ/port.c
+++ b/portable/MPLAB/PIC32MZ/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MZ/port_asm.S b/portable/MPLAB/PIC32MZ/port_asm.S
index 020b2c488..f0cefc330 100644
--- a/portable/MPLAB/PIC32MZ/port_asm.S
+++ b/portable/MPLAB/PIC32MZ/port_asm.S
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MPLAB/PIC32MZ/portmacro.h b/portable/MPLAB/PIC32MZ/portmacro.h
index 9bdd43605..c5b1ad0fa 100644
--- a/portable/MPLAB/PIC32MZ/portmacro.h
+++ b/portable/MPLAB/PIC32MZ/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MSVC-MingW/port.c b/portable/MSVC-MingW/port.c
index 48f15e75e..24f6fe3a2 100644
--- a/portable/MSVC-MingW/port.c
+++ b/portable/MSVC-MingW/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MSVC-MingW/portmacro.h b/portable/MSVC-MingW/portmacro.h
index 55ece9f6c..b57663800 100644
--- a/portable/MSVC-MingW/portmacro.h
+++ b/portable/MSVC-MingW/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MemMang/heap_1.c b/portable/MemMang/heap_1.c
index 3f0a39f55..b54233bcb 100644
--- a/portable/MemMang/heap_1.c
+++ b/portable/MemMang/heap_1.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MemMang/heap_2.c b/portable/MemMang/heap_2.c
index c34c0a4f7..61fec3085 100644
--- a/portable/MemMang/heap_2.c
+++ b/portable/MemMang/heap_2.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MemMang/heap_3.c b/portable/MemMang/heap_3.c
index 677fefb65..dfdd4bbb7 100644
--- a/portable/MemMang/heap_3.c
+++ b/portable/MemMang/heap_3.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MemMang/heap_4.c b/portable/MemMang/heap_4.c
index f961783a1..5a44ccda6 100644
--- a/portable/MemMang/heap_4.c
+++ b/portable/MemMang/heap_4.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MemMang/heap_5.c b/portable/MemMang/heap_5.c
index 4e6f93f04..8f9546061 100644
--- a/portable/MemMang/heap_5.c
+++ b/portable/MemMang/heap_5.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MikroC/ARM_CM4F/port.c b/portable/MikroC/ARM_CM4F/port.c
index e079395e9..b6c12b6f7 100644
--- a/portable/MikroC/ARM_CM4F/port.c
+++ b/portable/MikroC/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/MikroC/ARM_CM4F/portmacro.h b/portable/MikroC/ARM_CM4F/portmacro.h
index c94c9fb63..d93bed172 100644
--- a/portable/MikroC/ARM_CM4F/portmacro.h
+++ b/portable/MikroC/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Paradigm/Tern_EE/large_untested/port.c b/portable/Paradigm/Tern_EE/large_untested/port.c
index e4017b9ca..ceed1d27e 100644
--- a/portable/Paradigm/Tern_EE/large_untested/port.c
+++ b/portable/Paradigm/Tern_EE/large_untested/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Paradigm/Tern_EE/large_untested/portasm.h b/portable/Paradigm/Tern_EE/large_untested/portasm.h
index ed37545ce..12e623d24 100644
--- a/portable/Paradigm/Tern_EE/large_untested/portasm.h
+++ b/portable/Paradigm/Tern_EE/large_untested/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Paradigm/Tern_EE/large_untested/portmacro.h b/portable/Paradigm/Tern_EE/large_untested/portmacro.h
index ffe264e0f..eb6b22c7d 100644
--- a/portable/Paradigm/Tern_EE/large_untested/portmacro.h
+++ b/portable/Paradigm/Tern_EE/large_untested/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Paradigm/Tern_EE/small/port.c b/portable/Paradigm/Tern_EE/small/port.c
index c949b8eb4..f0d9ece5b 100644
--- a/portable/Paradigm/Tern_EE/small/port.c
+++ b/portable/Paradigm/Tern_EE/small/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Paradigm/Tern_EE/small/portasm.h b/portable/Paradigm/Tern_EE/small/portasm.h
index 521e4045a..5411bea83 100644
--- a/portable/Paradigm/Tern_EE/small/portasm.h
+++ b/portable/Paradigm/Tern_EE/small/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Paradigm/Tern_EE/small/portmacro.h b/portable/Paradigm/Tern_EE/small/portmacro.h
index dd7265ac4..e4bdaa4bb 100644
--- a/portable/Paradigm/Tern_EE/small/portmacro.h
+++ b/portable/Paradigm/Tern_EE/small/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM7_LPC21xx/port.c b/portable/RVDS/ARM7_LPC21xx/port.c
index 408932624..28b1b06e5 100644
--- a/portable/RVDS/ARM7_LPC21xx/port.c
+++ b/portable/RVDS/ARM7_LPC21xx/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM7_LPC21xx/portASM.s b/portable/RVDS/ARM7_LPC21xx/portASM.s
index 92967e0f2..a93764d51 100644
--- a/portable/RVDS/ARM7_LPC21xx/portASM.s
+++ b/portable/RVDS/ARM7_LPC21xx/portASM.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM7_LPC21xx/portmacro.h b/portable/RVDS/ARM7_LPC21xx/portmacro.h
index 6c672304d..d7c2a7367 100644
--- a/portable/RVDS/ARM7_LPC21xx/portmacro.h
+++ b/portable/RVDS/ARM7_LPC21xx/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM7_LPC21xx/portmacro.inc b/portable/RVDS/ARM7_LPC21xx/portmacro.inc
index ffdfab0ac..b8f1d0781 100644
--- a/portable/RVDS/ARM7_LPC21xx/portmacro.inc
+++ b/portable/RVDS/ARM7_LPC21xx/portmacro.inc
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CA9/port.c b/portable/RVDS/ARM_CA9/port.c
index 9219e8142..bcff5c968 100644
--- a/portable/RVDS/ARM_CA9/port.c
+++ b/portable/RVDS/ARM_CA9/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CA9/portASM.s b/portable/RVDS/ARM_CA9/portASM.s
index dfde98ad8..949d50c47 100644
--- a/portable/RVDS/ARM_CA9/portASM.s
+++ b/portable/RVDS/ARM_CA9/portASM.s
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CA9/portmacro.h b/portable/RVDS/ARM_CA9/portmacro.h
index 38a977884..e4d6bb13d 100644
--- a/portable/RVDS/ARM_CA9/portmacro.h
+++ b/portable/RVDS/ARM_CA9/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CA9/portmacro.inc b/portable/RVDS/ARM_CA9/portmacro.inc
index cf2557f84..e29a410c0 100644
--- a/portable/RVDS/ARM_CA9/portmacro.inc
+++ b/portable/RVDS/ARM_CA9/portmacro.inc
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CM0/port.c b/portable/RVDS/ARM_CM0/port.c
index c4a4d3604..de1201266 100644
--- a/portable/RVDS/ARM_CM0/port.c
+++ b/portable/RVDS/ARM_CM0/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CM0/portmacro.h b/portable/RVDS/ARM_CM0/portmacro.h
index bb0a848d9..57dc858f1 100644
--- a/portable/RVDS/ARM_CM0/portmacro.h
+++ b/portable/RVDS/ARM_CM0/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CM3/port.c b/portable/RVDS/ARM_CM3/port.c
index 014c4b596..9e61f8908 100644
--- a/portable/RVDS/ARM_CM3/port.c
+++ b/portable/RVDS/ARM_CM3/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CM3/portmacro.h b/portable/RVDS/ARM_CM3/portmacro.h
index 2a293aef7..df05f4c58 100644
--- a/portable/RVDS/ARM_CM3/portmacro.h
+++ b/portable/RVDS/ARM_CM3/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CM4F/port.c b/portable/RVDS/ARM_CM4F/port.c
index d48c9e3dd..bc7f321e4 100644
--- a/portable/RVDS/ARM_CM4F/port.c
+++ b/portable/RVDS/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CM4F/portmacro.h b/portable/RVDS/ARM_CM4F/portmacro.h
index 056597b02..984909cb4 100644
--- a/portable/RVDS/ARM_CM4F/portmacro.h
+++ b/portable/RVDS/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CM4_MPU/port.c b/portable/RVDS/ARM_CM4_MPU/port.c
index fde5c6c95..3fc69f435 100644
--- a/portable/RVDS/ARM_CM4_MPU/port.c
+++ b/portable/RVDS/ARM_CM4_MPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CM4_MPU/portmacro.h b/portable/RVDS/ARM_CM4_MPU/portmacro.h
index c4fa7cc00..a2940f1ad 100644
--- a/portable/RVDS/ARM_CM4_MPU/portmacro.h
+++ b/portable/RVDS/ARM_CM4_MPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CM7/r0p1/port.c b/portable/RVDS/ARM_CM7/r0p1/port.c
index daadd678c..134d244a9 100644
--- a/portable/RVDS/ARM_CM7/r0p1/port.c
+++ b/portable/RVDS/ARM_CM7/r0p1/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/RVDS/ARM_CM7/r0p1/portmacro.h b/portable/RVDS/ARM_CM7/r0p1/portmacro.h
index fad530a8a..34c2069d0 100644
--- a/portable/RVDS/ARM_CM7/r0p1/portmacro.h
+++ b/portable/RVDS/ARM_CM7/r0p1/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX100/port.c b/portable/Renesas/RX100/port.c
index 0b8bf8e83..363417954 100644
--- a/portable/Renesas/RX100/port.c
+++ b/portable/Renesas/RX100/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX100/port_asm.src b/portable/Renesas/RX100/port_asm.src
index 05631c9ad..2ef63dc16 100644
--- a/portable/Renesas/RX100/port_asm.src
+++ b/portable/Renesas/RX100/port_asm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX100/portmacro.h b/portable/Renesas/RX100/portmacro.h
index 2a7af10d0..8481b9790 100644
--- a/portable/Renesas/RX100/portmacro.h
+++ b/portable/Renesas/RX100/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX200/port.c b/portable/Renesas/RX200/port.c
index 776237261..2975925c5 100644
--- a/portable/Renesas/RX200/port.c
+++ b/portable/Renesas/RX200/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX200/port_asm.src b/portable/Renesas/RX200/port_asm.src
index 05631c9ad..2ef63dc16 100644
--- a/portable/Renesas/RX200/port_asm.src
+++ b/portable/Renesas/RX200/port_asm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX200/portmacro.h b/portable/Renesas/RX200/portmacro.h
index cf76739ce..a6b603a17 100644
--- a/portable/Renesas/RX200/portmacro.h
+++ b/portable/Renesas/RX200/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX600/port.c b/portable/Renesas/RX600/port.c
index de7a557f5..6b21515b7 100644
--- a/portable/Renesas/RX600/port.c
+++ b/portable/Renesas/RX600/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX600/port_asm.src b/portable/Renesas/RX600/port_asm.src
index 05631c9ad..2ef63dc16 100644
--- a/portable/Renesas/RX600/port_asm.src
+++ b/portable/Renesas/RX600/port_asm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX600/portmacro.h b/portable/Renesas/RX600/portmacro.h
index 10227ab79..0a89ea85b 100644
--- a/portable/Renesas/RX600/portmacro.h
+++ b/portable/Renesas/RX600/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX600v2/port.c b/portable/Renesas/RX600v2/port.c
index 16a7d8a87..71869a297 100644
--- a/portable/Renesas/RX600v2/port.c
+++ b/portable/Renesas/RX600v2/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX600v2/port_asm.src b/portable/Renesas/RX600v2/port_asm.src
index 459432ee9..c7e7fdc38 100644
--- a/portable/Renesas/RX600v2/port_asm.src
+++ b/portable/Renesas/RX600v2/port_asm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX600v2/portmacro.h b/portable/Renesas/RX600v2/portmacro.h
index 7eeba4b0b..ec3c8fe79 100644
--- a/portable/Renesas/RX600v2/portmacro.h
+++ b/portable/Renesas/RX600v2/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX700v3_DPFPU/port.c b/portable/Renesas/RX700v3_DPFPU/port.c
index 1d708a3ed..acd1142e1 100644
--- a/portable/Renesas/RX700v3_DPFPU/port.c
+++ b/portable/Renesas/RX700v3_DPFPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX700v3_DPFPU/port_asm.src b/portable/Renesas/RX700v3_DPFPU/port_asm.src
index ba6e3b7f6..4c48e2e10 100644
--- a/portable/Renesas/RX700v3_DPFPU/port_asm.src
+++ b/portable/Renesas/RX700v3_DPFPU/port_asm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/RX700v3_DPFPU/portmacro.h b/portable/Renesas/RX700v3_DPFPU/portmacro.h
index d9ae3952f..7c1e4b5d5 100644
--- a/portable/Renesas/RX700v3_DPFPU/portmacro.h
+++ b/portable/Renesas/RX700v3_DPFPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/SH2A_FPU/ISR_Support.inc b/portable/Renesas/SH2A_FPU/ISR_Support.inc
index 30edf9039..30d2838bf 100644
--- a/portable/Renesas/SH2A_FPU/ISR_Support.inc
+++ b/portable/Renesas/SH2A_FPU/ISR_Support.inc
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/SH2A_FPU/port.c b/portable/Renesas/SH2A_FPU/port.c
index 6b54d15a9..10d5235b7 100644
--- a/portable/Renesas/SH2A_FPU/port.c
+++ b/portable/Renesas/SH2A_FPU/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/SH2A_FPU/portasm.src b/portable/Renesas/SH2A_FPU/portasm.src
index e2c175813..df9f98bad 100644
--- a/portable/Renesas/SH2A_FPU/portasm.src
+++ b/portable/Renesas/SH2A_FPU/portasm.src
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Renesas/SH2A_FPU/portmacro.h b/portable/Renesas/SH2A_FPU/portmacro.h
index 1a80ffd57..8452d9556 100644
--- a/portable/Renesas/SH2A_FPU/portmacro.h
+++ b/portable/Renesas/SH2A_FPU/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Rowley/MSP430F449/port.c b/portable/Rowley/MSP430F449/port.c
index 0c6028354..3ebe0d6f7 100644
--- a/portable/Rowley/MSP430F449/port.c
+++ b/portable/Rowley/MSP430F449/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Rowley/MSP430F449/portasm.h b/portable/Rowley/MSP430F449/portasm.h
index 63fd246fa..8445bd9d5 100644
--- a/portable/Rowley/MSP430F449/portasm.h
+++ b/portable/Rowley/MSP430F449/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Rowley/MSP430F449/portext.asm b/portable/Rowley/MSP430F449/portext.asm
index a0567c217..fede3f97a 100644
--- a/portable/Rowley/MSP430F449/portext.asm
+++ b/portable/Rowley/MSP430F449/portext.asm
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Rowley/MSP430F449/portmacro.h b/portable/Rowley/MSP430F449/portmacro.h
index 61a93f651..1058b82d2 100644
--- a/portable/Rowley/MSP430F449/portmacro.h
+++ b/portable/Rowley/MSP430F449/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/SDCC/Cygnal/port.c b/portable/SDCC/Cygnal/port.c
index c7ca00f4d..a9526e10f 100644
--- a/portable/SDCC/Cygnal/port.c
+++ b/portable/SDCC/Cygnal/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/SDCC/Cygnal/portmacro.h b/portable/SDCC/Cygnal/portmacro.h
index 0c51e5620..032a06644 100644
--- a/portable/SDCC/Cygnal/portmacro.h
+++ b/portable/SDCC/Cygnal/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Softune/MB91460/port.c b/portable/Softune/MB91460/port.c
index b8faac0fb..277123e59 100644
--- a/portable/Softune/MB91460/port.c
+++ b/portable/Softune/MB91460/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Softune/MB91460/portmacro.h b/portable/Softune/MB91460/portmacro.h
index 6f4bcf2c0..2fc15a0df 100644
--- a/portable/Softune/MB91460/portmacro.h
+++ b/portable/Softune/MB91460/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Softune/MB96340/port.c b/portable/Softune/MB96340/port.c
index 813db1023..a424460a4 100644
--- a/portable/Softune/MB96340/port.c
+++ b/portable/Softune/MB96340/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Softune/MB96340/portmacro.h b/portable/Softune/MB96340/portmacro.h
index 941cd2a9d..4b5b8ded1 100644
--- a/portable/Softune/MB96340/portmacro.h
+++ b/portable/Softune/MB96340/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Tasking/ARM_CM4F/port.c b/portable/Tasking/ARM_CM4F/port.c
index 76b570fd0..fddef05ee 100644
--- a/portable/Tasking/ARM_CM4F/port.c
+++ b/portable/Tasking/ARM_CM4F/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Tasking/ARM_CM4F/port_asm.asm b/portable/Tasking/ARM_CM4F/port_asm.asm
index 2069ad44f..adcb3f370 100644
--- a/portable/Tasking/ARM_CM4F/port_asm.asm
+++ b/portable/Tasking/ARM_CM4F/port_asm.asm
@@ -1,5 +1,5 @@
 ;/*
-; * FreeRTOS Kernel V10.4.3
+; * FreeRTOS Kernel <DEVELOPMENT BRANCH>
 ; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 ; *
 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/Tasking/ARM_CM4F/portmacro.h b/portable/Tasking/ARM_CM4F/portmacro.h
index b2a48e814..c92468086 100644
--- a/portable/Tasking/ARM_CM4F/portmacro.h
+++ b/portable/Tasking/ARM_CM4F/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.c b/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.c
index 9e6b565d1..a8df33a2d 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.c
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.h b/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.h
index 29a70389e..a91a6ef59 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.h
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/arc_freertos_exceptions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/arc_support.s b/portable/ThirdParty/GCC/ARC_EM_HS/arc_support.s
index ba1e911cc..a343728bb 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/arc_support.s
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/arc_support.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/freertos_tls.c b/portable/ThirdParty/GCC/ARC_EM_HS/freertos_tls.c
index 1762d4ac6..00d1b6694 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/freertos_tls.c
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/freertos_tls.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/port.c b/portable/ThirdParty/GCC/ARC_EM_HS/port.c
index 86f63f1e7..e62357323 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/port.c
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ARC_EM_HS/portmacro.h b/portable/ThirdParty/GCC/ARC_EM_HS/portmacro.h
index 728b21bf4..473517680 100644
--- a/portable/ThirdParty/GCC/ARC_EM_HS/portmacro.h
+++ b/portable/ThirdParty/GCC/ARC_EM_HS/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.c b/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.c
index 9e6b565d1..a8df33a2d 100644
--- a/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.c
+++ b/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.h b/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.h
index 29a70389e..a91a6ef59 100644
--- a/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.h
+++ b/portable/ThirdParty/GCC/ARC_v1/arc_freertos_exceptions.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ARC_v1/arc_support.s b/portable/ThirdParty/GCC/ARC_v1/arc_support.s
index 06d6125b3..09ffe798f 100644
--- a/portable/ThirdParty/GCC/ARC_v1/arc_support.s
+++ b/portable/ThirdParty/GCC/ARC_v1/arc_support.s
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ARC_v1/port.c b/portable/ThirdParty/GCC/ARC_v1/port.c
index a99313af1..127ba58fc 100644
--- a/portable/ThirdParty/GCC/ARC_v1/port.c
+++ b/portable/ThirdParty/GCC/ARC_v1/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ARC_v1/portmacro.h b/portable/ThirdParty/GCC/ARC_v1/portmacro.h
index 73f8c2937..54087960c 100644
--- a/portable/ThirdParty/GCC/ARC_v1/portmacro.h
+++ b/portable/ThirdParty/GCC/ARC_v1/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Synopsys, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ATmega/port.c b/portable/ThirdParty/GCC/ATmega/port.c
index 8ad81b128..6d15a551b 100644
--- a/portable/ThirdParty/GCC/ATmega/port.c
+++ b/portable/ThirdParty/GCC/ATmega/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/ATmega/portmacro.h b/portable/ThirdParty/GCC/ATmega/portmacro.h
index 46b743105..f79ad758e 100644
--- a/portable/ThirdParty/GCC/ATmega/portmacro.h
+++ b/portable/ThirdParty/GCC/ATmega/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/Posix/port.c b/portable/ThirdParty/GCC/Posix/port.c
index 300a2d4c5..ee277a5db 100644
--- a/portable/ThirdParty/GCC/Posix/port.c
+++ b/portable/ThirdParty/GCC/Posix/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Cambridge Consultants Ltd.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/GCC/Posix/portmacro.h b/portable/ThirdParty/GCC/Posix/portmacro.h
index 4503ebb1d..19f07161a 100644
--- a/portable/ThirdParty/GCC/Posix/portmacro.h
+++ b/portable/ThirdParty/GCC/Posix/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright 2020 Cambridge Consultants Ltd.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/XCC/Xtensa/port.c b/portable/ThirdParty/XCC/Xtensa/port.c
index e1d9651ac..f3cb0bfc3 100644
--- a/portable/ThirdParty/XCC/Xtensa/port.c
+++ b/portable/ThirdParty/XCC/Xtensa/port.c
@@ -1,6 +1,6 @@
 
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/ThirdParty/XCC/Xtensa/portmacro.h b/portable/ThirdParty/XCC/Xtensa/portmacro.h
index 9668ae806..043fd9b5a 100644
--- a/portable/ThirdParty/XCC/Xtensa/portmacro.h
+++ b/portable/ThirdParty/XCC/Xtensa/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/WizC/PIC18/Drivers/Tick/Tick.c b/portable/WizC/PIC18/Drivers/Tick/Tick.c
index 680f38e67..811f6ad7a 100644
--- a/portable/WizC/PIC18/Drivers/Tick/Tick.c
+++ b/portable/WizC/PIC18/Drivers/Tick/Tick.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/WizC/PIC18/Drivers/Tick/isrTick.c b/portable/WizC/PIC18/Drivers/Tick/isrTick.c
index 67b5b585c..9ce408877 100644
--- a/portable/WizC/PIC18/Drivers/Tick/isrTick.c
+++ b/portable/WizC/PIC18/Drivers/Tick/isrTick.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/WizC/PIC18/addFreeRTOS.h b/portable/WizC/PIC18/addFreeRTOS.h
index e1a441e93..12101855e 100644
--- a/portable/WizC/PIC18/addFreeRTOS.h
+++ b/portable/WizC/PIC18/addFreeRTOS.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/WizC/PIC18/port.c b/portable/WizC/PIC18/port.c
index a44ee892c..664928ae7 100644
--- a/portable/WizC/PIC18/port.c
+++ b/portable/WizC/PIC18/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/WizC/PIC18/portmacro.h b/portable/WizC/PIC18/portmacro.h
index 65f88a151..575d9b764 100644
--- a/portable/WizC/PIC18/portmacro.h
+++ b/portable/WizC/PIC18/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/oWatcom/16BitDOS/Flsh186/port.c b/portable/oWatcom/16BitDOS/Flsh186/port.c
index 460995e9e..3d89afde1 100644
--- a/portable/oWatcom/16BitDOS/Flsh186/port.c
+++ b/portable/oWatcom/16BitDOS/Flsh186/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/oWatcom/16BitDOS/Flsh186/portmacro.h b/portable/oWatcom/16BitDOS/Flsh186/portmacro.h
index 6b8f2593b..95308a215 100644
--- a/portable/oWatcom/16BitDOS/Flsh186/portmacro.h
+++ b/portable/oWatcom/16BitDOS/Flsh186/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/oWatcom/16BitDOS/PC/port.c b/portable/oWatcom/16BitDOS/PC/port.c
index 97aabd7e2..943e0e63c 100644
--- a/portable/oWatcom/16BitDOS/PC/port.c
+++ b/portable/oWatcom/16BitDOS/PC/port.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/oWatcom/16BitDOS/PC/portmacro.h b/portable/oWatcom/16BitDOS/PC/portmacro.h
index fd5322478..4a72da90b 100644
--- a/portable/oWatcom/16BitDOS/PC/portmacro.h
+++ b/portable/oWatcom/16BitDOS/PC/portmacro.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/oWatcom/16BitDOS/common/portasm.h b/portable/oWatcom/16BitDOS/common/portasm.h
index 50a724c4b..5e3a8f69b 100644
--- a/portable/oWatcom/16BitDOS/common/portasm.h
+++ b/portable/oWatcom/16BitDOS/common/portasm.h
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/portable/oWatcom/16BitDOS/common/portcomn.c b/portable/oWatcom/16BitDOS/common/portcomn.c
index 2b00fe022..02ac859c1 100644
--- a/portable/oWatcom/16BitDOS/common/portcomn.c
+++ b/portable/oWatcom/16BitDOS/common/portcomn.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/queue.c b/queue.c
index f5d8fd72a..ef62daac6 100644
--- a/queue.c
+++ b/queue.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/stream_buffer.c b/stream_buffer.c
index 042804503..e61645305 100644
--- a/stream_buffer.c
+++ b/stream_buffer.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/tasks.c b/tasks.c
index 9ffbc4ffa..c4b0c1d76 100644
--- a/tasks.c
+++ b/tasks.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/timers.c b/timers.c
index d3fce22ad..b8ab95620 100644
--- a/timers.c
+++ b/timers.c
@@ -1,5 +1,5 @@
 /*
- * FreeRTOS Kernel V10.4.3
+ * FreeRTOS Kernel <DEVELOPMENT BRANCH>
  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of