diff --git a/README.md b/README.md
index 13728b447..a939b19aa 100755
--- a/README.md
+++ b/README.md
@@ -159,6 +159,7 @@ For previous versions, please read:
 
 ## V4 changes
 
+* v4.0, 2020-06-13, GB28181 with JitterBuffer support. 4.0.29
 * v4.0, 2020-05-31, Remove [srs-librtmp](https://github.com/ossrs/srs/issues/1535#issuecomment-633907655). 4.0.28
 * v4.0, 2020-05-21, For [#307][bug #307], disable GSO and sendmmsg. 4.0.27
 * v4.0, 2020-05-14, For [#307][bug #307], refine core structure, RTMP base on frame, RTC base on RTP. 4.0.26
diff --git a/trunk/src/core/srs_core_version4.hpp b/trunk/src/core/srs_core_version4.hpp
index ff30ceb31..96b9826ef 100644
--- a/trunk/src/core/srs_core_version4.hpp
+++ b/trunk/src/core/srs_core_version4.hpp
@@ -24,6 +24,6 @@
 #ifndef SRS_CORE_VERSION4_HPP
 #define SRS_CORE_VERSION4_HPP
 
-#define SRS_VERSION4_REVISION 28
+#define SRS_VERSION4_REVISION 29
 
 #endif