diff --git a/config/notification.yaml b/config/notification.yaml
index 49f1fc040..5d1fd2695 100644
--- a/config/notification.yaml
+++ b/config/notification.yaml
@@ -7,7 +7,7 @@ groupCreated:
     desc: "create group desc"
     ext: "create group ext"
   
-
+# 加消息contentType，老的作为通知的 content统一json 结构体使用pb的