diff --git a/README.md b/README.md
index 9cb037a28..5a422d707 100755
--- a/README.md
+++ b/README.md
@@ -146,6 +146,7 @@ For previous versions, please read:
 
 ## V3 changes
 
+* v3.0, 2020-01-02, For [#1042][bug #1042], improve test coverage for config. 3.0.91
 * v3.0, 2019-12-30, Fix mp4 security issue, check buffer when required size is variable.
 * <strong>v3.0, 2019-12-29, [3.0 alpha7(3.0.90)][r3.0a7] released. 116356 lines.</strong>
 * v3.0, 2019-12-29, For [#1255][bug #1255], support vhost/domain in query string for HTTP streaming. 3.0.90
diff --git a/trunk/src/core/srs_core.hpp b/trunk/src/core/srs_core.hpp
index fe7692e58..06f93f5cb 100644
--- a/trunk/src/core/srs_core.hpp
+++ b/trunk/src/core/srs_core.hpp
@@ -27,7 +27,7 @@
 // The version config.
 #define VERSION_MAJOR       3
 #define VERSION_MINOR       0
-#define VERSION_REVISION    90
+#define VERSION_REVISION    91
 
 // The macros generated by configure script.
 #include <srs_auto_headers.hpp>