diff --git a/trunk/src/app/srs_app_rtc_conn.cpp b/trunk/src/app/srs_app_rtc_conn.cpp
index 2e8e2a313..fa0a30de2 100644
--- a/trunk/src/app/srs_app_rtc_conn.cpp
+++ b/trunk/src/app/srs_app_rtc_conn.cpp
@@ -203,6 +203,7 @@ SrsRtcPlayStream::SrsRtcPlayStream(SrsRtcConnection* s, SrsContextId parent_cid)
     req_ = NULL;
     source_ = NULL;
 
+    is_started = false;
     session_ = s;
 
     mw_msgs = 0;
@@ -804,6 +805,7 @@ SrsRtcPublishStream::SrsRtcPublishStream(SrsRtcConnection* session)
 {
     timer_ = new SrsHourGlass(this, 200 * SRS_UTIME_MILLISECONDS);
 
+    is_started = false;
     session_ = session;
     request_keyframe_ = false;
 
diff --git a/trunk/src/core/srs_core_version4.hpp b/trunk/src/core/srs_core_version4.hpp
index 8c04a607d..71356be0b 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 37
+#define SRS_VERSION4_REVISION 38
 
 #endif