diff --git a/trunk/doc/CHANGELOG.md b/trunk/doc/CHANGELOG.md
index 4743b65d03..41c1c2d8ef 100644
--- a/trunk/doc/CHANGELOG.md
+++ b/trunk/doc/CHANGELOG.md
@@ -8,6 +8,7 @@ The changelog for SRS.
 
 ## SRS 4.0 Changelog
 
+* v4.0, 2021-12-20, Merge [#2784](https://github.com/ossrs/srs/pull/2784): RTC: Support payload name AV1X/AV1. (#2784)(#2760). v4.0.207
 * v4.0, 2021-12-07, Merge [#2771](https://github.com/ossrs/srs/pull/2771): RTC: Fix memory leak when replace rtp packet in cache. (#2771). v4.0.205
 * v4.0, 2021-12-06, Merge [#2766](https://github.com/ossrs/srs/pull/2766): RTC: Fix nack encode seqnum. (#2766). v4.0.204
 * v4.0, 2021-12-04, Merge [#2768](https://github.com/ossrs/srs/pull/2768): RTC: Fix bugs for RTC2RTMP. (#2768). v4.0.203
diff --git a/trunk/src/core/srs_core_version4.hpp b/trunk/src/core/srs_core_version4.hpp
index 90658504af..48da553506 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    206
+#define VERSION_REVISION    207
 
 #endif