diff --git a/agent/pom.xml b/agent/pom.xml
index b4fc868ac..17d11af90 100644
--- a/agent/pom.xml
+++ b/agent/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-agent</artifactId>
diff --git a/apm-demo/pom.xml b/apm-demo/pom.xml
index 6d45b2eea..f6b17cada 100644
--- a/apm-demo/pom.xml
+++ b/apm-demo/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-apm-demo</artifactId>
diff --git a/boot/pom.xml b/boot/pom.xml
index 370b2fc70..661d8c9c7 100644
--- a/boot/pom.xml
+++ b/boot/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-boot</artifactId>
diff --git a/bytekit/pom.xml b/bytekit/pom.xml
index ae3a80bd0..82ded403e 100644
--- a/bytekit/pom.xml
+++ b/bytekit/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>com.taobao.arthas</groupId>
 		<artifactId>arthas-all</artifactId>
-		<version>3.1.1-SNAPSHOT</version>
+		<version>4.0.0-SNAPSHOT</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>arthas-bytekit</artifactId>
diff --git a/client/pom.xml b/client/pom.xml
index 7fbad3734..aef89b5bf 100644
--- a/client/pom.xml
+++ b/client/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>arthas-all</artifactId>
         <groupId>com.taobao.arthas</groupId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/common/pom.xml b/common/pom.xml
index 347fa6bb5..115abdf7e 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-common</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index e5bd7ecb2..a872fe923 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-core</artifactId>
diff --git a/demo/pom.xml b/demo/pom.xml
index 14b1d455f..381a63544 100644
--- a/demo/pom.xml
+++ b/demo/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-demo</artifactId>
diff --git a/memorycompiler/pom.xml b/memorycompiler/pom.xml
index af86c1032..180e04525 100644
--- a/memorycompiler/pom.xml
+++ b/memorycompiler/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-memorycompiler</artifactId>
diff --git a/packaging/pom.xml b/packaging/pom.xml
index 1ba7a6bad..dcec27ab8 100644
--- a/packaging/pom.xml
+++ b/packaging/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-packaging</artifactId>
diff --git a/pom.xml b/pom.xml
index 9917c8c6f..686448b42 100644
--- a/pom.xml
+++ b/pom.xml
@@ -47,7 +47,7 @@
 
     <groupId>com.taobao.arthas</groupId>
     <artifactId>arthas-all</artifactId>
-    <version>3.1.1-SNAPSHOT</version>
+    <version>4.0.0-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <name>arthas-all</name>
diff --git a/site/pom.xml b/site/pom.xml
index 8c7b29b50..a6f69869c 100644
--- a/site/pom.xml
+++ b/site/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-site</artifactId>
diff --git a/spy/pom.xml b/spy/pom.xml
index 01cdf3820..d3e525c82 100644
--- a/spy/pom.xml
+++ b/spy/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-spy</artifactId>
diff --git a/testcase/pom.xml b/testcase/pom.xml
index 397a684d8..3e2cc950e 100644
--- a/testcase/pom.xml
+++ b/testcase/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.taobao.arthas</groupId>
         <artifactId>arthas-all</artifactId>
-        <version>3.1.1-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>arthas-testcase</artifactId>