diff --git a/trunk/research/players/js/srs.page.js b/trunk/research/players/js/srs.page.js
index c066a9647..3e458c8d2 100755
--- a/trunk/research/players/js/srs.page.js
+++ b/trunk/research/players/js/srs.page.js
@@ -3,7 +3,7 @@
 //////////////////////////////////////////////////////////////////////////////////
 
 // to query the swf anti cache.
-function srs_get_version_code() { return "1.30"; }
+function srs_get_version_code() { return "1.31"; }
 
 /**
 * player specified size.
diff --git a/trunk/research/players/srs_player/release/srs_player.swf b/trunk/research/players/srs_player/release/srs_player.swf
index 7fb90389f..3294a43a4 100644
Binary files a/trunk/research/players/srs_player/release/srs_player.swf and b/trunk/research/players/srs_player/release/srs_player.swf differ
diff --git a/trunk/research/players/srs_player/src/Player.as b/trunk/research/players/srs_player/src/Player.as
index 3de0eb555..e085b683e 100644
--- a/trunk/research/players/srs_player/src/Player.as
+++ b/trunk/research/players/srs_player/src/Player.as
@@ -31,7 +31,7 @@ package
     public class Player
     {
 		// refresh every ts_fragment_seconds*M3u8RefreshRatio
-		public static var M3u8RefreshRatio:Number = 0.45;
+		public static var M3u8RefreshRatio:Number = 0.3;
 		
 		// parse ts every this ms.
 		public static var TsParseAsyncInterval:Number = 80;