diff --git a/README.md b/README.md
index 6fe596fae..9e2c5d1ac 100755
--- a/README.md
+++ b/README.md
@@ -360,6 +360,7 @@ Remark:
 
 ### Releases
 
+* 2016-11-09, [Release v2.0-b2][r2.0b2], 2.0 beta2, 2.0.221, 86691 lines.
 * 2016-09-09, [Release v2.0-b1][r2.0b1], 2.0 beta1, 2.0.215, 89941 lines.
 * 2016-08-06, [Release v2.0-b0][r2.0b0], 2.0 beta0, 2.0.210, 89704 lines.
 * 2015-12-23, [Release v2.0-a3][r2.0a3], 2.0 alpha3, 2.0.205, 89544 lines.
@@ -1311,6 +1312,7 @@ Winlin
 
 [exo #828]: https://github.com/google/ExoPlayer/pull/828
 
+[r2.0b2]: https://github.com/ossrs/srs/releases/tag/v2.0-b2
 [r2.0b1]: https://github.com/ossrs/srs/releases/tag/v2.0-b1
 [r2.0b0]: https://github.com/ossrs/srs/releases/tag/v2.0-b0
 [r2.0a3]: https://github.com/ossrs/srs/releases/tag/v2.0-a3
@@ -1351,6 +1353,6 @@ Winlin
 [branch2]: https://github.com/ossrs/srs/tree/2.0release
 [release2]: https://github.com/ossrs/srs/wiki/v1_CN_Product#release20
 [release3]: https://github.com/ossrs/srs/wiki/v1_CN_Product#release30
-[centos0]: http://winlinvip.github.io/srs.release/releases/files/SRS-CentOS6-x86_64-2.0.215.zip
-[centos1]: http://www.ossrs.net/srs.release/releases/files/SRS-CentOS6-x86_64-2.0.215.zip
+[centos0]: http://winlinvip.github.io/srs.release/releases/files/SRS-CentOS6-x86_64-2.0.221.zip
+[centos1]: http://www.ossrs.net/srs.release/releases/files/SRS-CentOS6-x86_64-2.0.221.zip
 
diff --git a/trunk/src/app/srs_app_source.cpp b/trunk/src/app/srs_app_source.cpp
old mode 100644
new mode 100755
index 345ede127..802e16991
--- a/trunk/src/app/srs_app_source.cpp
+++ b/trunk/src/app/srs_app_source.cpp
@@ -1044,7 +1044,7 @@ bool SrsSource::expired()
     }
     
     // still publishing?
-    if (!_can_publish) {
+    if (!_can_publish || !publish_edge->can_publish()) {
         return false;
     }
     
diff --git a/trunk/src/core/srs_core.hpp b/trunk/src/core/srs_core.hpp
index b26f44ab2..092a0bcf6 100644
--- a/trunk/src/core/srs_core.hpp
+++ b/trunk/src/core/srs_core.hpp
@@ -31,7 +31,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 // current release version
 #define VERSION_MAJOR       3
 #define VERSION_MINOR       0
-#define VERSION_REVISION    220
+#define VERSION_REVISION    221
 
 // generated by configure, only macros.
 #include <srs_auto_headers.hpp>