diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0890e2501..0d39d3e6e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ The changelog for SRS.
 
 ## SRS 4.0 Changelog
 
+* v4.0, 2021-06-28, Merge [#2444](https://github.com/ossrs/srs/pull/2444), add libavcodec/crystalhd.c for FFmpeg. 4.0.134
 * v4.0, 2021-06-28, Merge [#2438](https://github.com/ossrs/srs/pull/2438), fix losing of last HLS ts file 4.0.133
 * v4.0, 2021-06-27, Squash for [#2424](https://github.com/ossrs/srs/issues/2424), query the latest available version. 4.0.132
 * v4.0, 2021-06-24, Merge [#2429](https://github.com/ossrs/srs/pull/2429) to fix SRT bug. 4.0.131
diff --git a/trunk/src/core/srs_core_version4.hpp b/trunk/src/core/srs_core_version4.hpp
index 4d44e09cc..e8c44672a 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    133
+#define VERSION_REVISION    134
 
 #endif