diff --git a/trunk/src/app/srs_app_http_stream.cpp b/trunk/src/app/srs_app_http_stream.cpp
index 1865dff98..ceb5342db 100755
--- a/trunk/src/app/srs_app_http_stream.cpp
+++ b/trunk/src/app/srs_app_http_stream.cpp
@@ -572,7 +572,7 @@ int SrsLiveStream::serve_http(ISrsHttpResponseWriter* w, ISrsHttpMessage* r)
         if (count <= 0) {
             srs_info("http: sleep %dms for no msg", SRS_CONSTS_RTMP_PULSE_TMMS);
             // directly use sleep, donot use consumer wait.
-            st_usleep(SRS_CONSTS_RTMP_PULSE_TMMS);
+            st_usleep(SRS_CONSTS_RTMP_PULSE_TMMS * 1000);
             
             // ignore when nothing got.
             continue;
diff --git a/trunk/src/app/srs_app_source.cpp b/trunk/src/app/srs_app_source.cpp
index 94343c2af..d4c979ee8 100755
--- a/trunk/src/app/srs_app_source.cpp
+++ b/trunk/src/app/srs_app_source.cpp
@@ -550,7 +550,7 @@ int SrsConsumer::dump_packets(SrsMessageArray* msgs, int& count)
 void SrsConsumer::wait(int nb_msgs, int duration)
 {
     if (paused) {
-        st_usleep(SRS_CONSTS_RTMP_PULSE_TMMS);
+        st_usleep(SRS_CONSTS_RTMP_PULSE_TMMS * 1000);
         return;
     }