diff --git a/trunk/doc/CHANGELOG.md b/trunk/doc/CHANGELOG.md
index 14f82836d..7c540e47e 100644
--- a/trunk/doc/CHANGELOG.md
+++ b/trunk/doc/CHANGELOG.md
@@ -7,6 +7,7 @@ The changelog for SRS.
 <a name="v6-changes"></a>
 
 ## SRS 6.0 Changelog
+* v6.0, 2024-04-26, Merge [#4044](https://github.com/ossrs/srs/pull/4044): fix: correct SRS_ERRNO_MAP_HTTP duplicate error code. v6.0.124 (#4044)
 * v6.0, 2024-04-23, Merge [#4038](https://github.com/ossrs/srs/pull/4038): RTMP: Do not response publish start message if hooks fail. v6.0.123 (#4038)
 * v6.0, 2024-04-22, Merge [#4033](https://github.com/ossrs/srs/pull/4033): issue #3967: support x509 certification chiain in single pem file. v6.0.122 (#4033)
 * v6.0, 2024-03-26, Filter JSONP callback function name. v6.0.121
diff --git a/trunk/src/core/srs_core_version6.hpp b/trunk/src/core/srs_core_version6.hpp
index 2a5cceced..4cfbad2a6 100644
--- a/trunk/src/core/srs_core_version6.hpp
+++ b/trunk/src/core/srs_core_version6.hpp
@@ -9,6 +9,6 @@
 
 #define VERSION_MAJOR       6
 #define VERSION_MINOR       0
-#define VERSION_REVISION    123
+#define VERSION_REVISION    124
 
 #endif
diff --git a/trunk/src/kernel/srs_kernel_error.hpp b/trunk/src/kernel/srs_kernel_error.hpp
index f24895b46..7c2a766f2 100644
--- a/trunk/src/kernel/srs_kernel_error.hpp
+++ b/trunk/src/kernel/srs_kernel_error.hpp
@@ -327,13 +327,13 @@
     XX(ERROR_GB_SSRC_GENERATE              , 4051, "GbSsrcGenerate", "Failed to generate SSRC for GB28181") \
     XX(ERROR_GB_CONFIG                     , 4052, "GbConfig", "Invalid configuration for GB28181") \
     XX(ERROR_GB_TIMEOUT                    , 4053, "GbTimeout", "SIP or media connection timeout for GB28181") \
-    XX(ERROR_HEVC_NALU_UEV                 , 4054, "HevcNaluUev", "Failed to read UEV for HEVC NALU") \
-    XX(ERROR_HEVC_NALU_SEV                 , 4055, "HevcNaluSev", "Failed to read SEV for HEVC NALU") \
     XX(ERROR_STREAM_CASTER_HEVC_VPS        , 4054, "CasterTsHevcVps", "Invalid ts HEVC VPS for stream caster") \
     XX(ERROR_STREAM_CASTER_HEVC_SPS        , 4055, "CasterTsHevcSps", "Invalid ts HEVC SPS for stream caster") \
     XX(ERROR_STREAM_CASTER_HEVC_PPS        , 4056, "CasterTsHevcPps", "Invalid ts HEVC PPS for stream caster") \
     XX(ERROR_STREAM_CASTER_HEVC_FORMAT     , 4057, "CasterTsHevcFormat", "Invalid ts HEVC Format for stream caster") \
-    XX(ERROR_HTTP_JSONP                    , 4058, "HttpJsonp", "Invalid callback for JSONP")
+    XX(ERROR_HTTP_JSONP                    , 4058, "HttpJsonp", "Invalid callback for JSONP")   \
+    XX(ERROR_HEVC_NALU_UEV                 , 4059, "HevcNaluUev", "Failed to read UEV for HEVC NALU") \
+    XX(ERROR_HEVC_NALU_SEV                 , 4060, "HevcNaluSev", "Failed to read SEV for HEVC NALU") \
 
 
 /**************************************************/
diff --git a/trunk/src/utest/srs_utest_kernel2.cpp b/trunk/src/utest/srs_utest_kernel2.cpp
index afaf045a0..5b9ed3089 100644
--- a/trunk/src/utest/srs_utest_kernel2.cpp
+++ b/trunk/src/utest/srs_utest_kernel2.cpp
@@ -738,3 +738,9 @@ VOID TEST(KernelCodecTest, VideoFormatRbspNormal)
         EXPECT_TRUE(srs_bytes_equals(rbsp.data(), expect.data(), nb_rbsp));
     }
 }
+
+VOID TEST(KernelCodecTest, HEVCDuplicatedCode)
+{
+    EXPECT_NE(ERROR_HEVC_NALU_UEV, ERROR_STREAM_CASTER_HEVC_VPS);
+    EXPECT_NE(ERROR_HEVC_NALU_SEV, ERROR_STREAM_CASTER_HEVC_SPS);
+}