diff --git a/CHANGELOG.md b/CHANGELOG.md
index c2020689b..d04a2e582 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,7 @@ The changelog for SRS.
 
 ## SRS 4.0 Changelog
 
+* v4.0, 2021-06-24, Merge [#2429](https://github.com/ossrs/srs/pull/2429) to fix SRT bug. 4.0.131
 * v4.0, 2021-06-21, Fix [#2413](https://github.com/ossrs/srs/issues/2413), fix RTMP to RTC bug 4.0.130
 * v4.0, 2021-06-20, Guess where FFmpeg is. 4.0.129
 * v4.0, 2021-06-20, Fix [#1685](https://github.com/ossrs/srs/issues/1685), support RTC cross-build for armv7/armv8(aarch64). 4.0.128
diff --git a/trunk/src/core/srs_core_version4.hpp b/trunk/src/core/srs_core_version4.hpp
index dfde9d483..45818b255 100644
--- a/trunk/src/core/srs_core_version4.hpp
+++ b/trunk/src/core/srs_core_version4.hpp
@@ -9,6 +9,6 @@
 
 #define VERSION_MAJOR       4
 #define VERSION_MINOR       0
-#define VERSION_REVISION    130
+#define VERSION_REVISION    131
 
 #endif