diff --git a/tars/setting.go b/tars/setting.go
index 0466cb0d..0d03eec1 100755
--- a/tars/setting.go
+++ b/tars/setting.go
@@ -11,7 +11,7 @@ const (
 	//for now ,some option should update from remote config
 
 	//TarsVersion is tars version
-	TarsVersion string = "1.2.0"
+	TarsVersion string = "1.2.1"
 
 	//server