diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 00ccea6a8..0a1e7b3f3 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -145,7 +145,7 @@ jobs:
             * [中文Wiki首页](https://github.com/ossrs/srs/wiki/v4_CN_Home) or [Wiki home](https://github.com/ossrs/srs/wiki/v4_EN_Home)
             * [FAQ](https://github.com/ossrs/srs/issues/2716), [Features](https://github.com/ossrs/srs/blob/4.0release/trunk/doc/Features.md#features) or [ChangeLogs](https://github.com/ossrs/srs/blob/4.0release/trunk/doc/CHANGELOG.md#changelog)
           draft: false
-          prerelease: true
+          prerelease: false
       # Upload release source files
       - name: Upload Release Assets Source
         id: upload-release-assets-source
diff --git a/README.md b/README.md
index e7e06929f..77d29a7e0 100755
--- a/README.md
+++ b/README.md
@@ -116,6 +116,7 @@ A big THANK YOU goes to:
 
 ## Releases
 
+* 2021-12-19, Release [v4.0-b1](https://github.com/ossrs/srs/releases/tag/v4.0-b1), v4.0-b1, 4.0 beta1, v4.0.206, 144126 lines.
 * 2021-12-01, Release [v4.0-b0](https://github.com/ossrs/srs/releases/tag/v4.0-b0), v4.0-b0, 4.0 beta0, v4.0.201, 144022 lines.
 * 2021-11-15, Release [v4.0.198](https://github.com/ossrs/srs/releases/tag/v4.0.198), 4.0 dev8, v4.0.198, 144010 lines.
 * 2021-11-02, Release [v4.0.191](https://github.com/ossrs/srs/releases/tag/v4.0.191), 4.0 dev7, v4.0.191, 143890 lines.
diff --git a/trunk/src/core/srs_core_version4.hpp b/trunk/src/core/srs_core_version4.hpp
index 21c940a72..90658504a 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    205
+#define VERSION_REVISION    206
 
 #endif