diff --git a/test/org/redkale/test/ws/ChatWebSocket.java b/test/org/redkale/test/ws/ChatWebSocket.java
index 03aefaa7d..4f3e3c616 100644
--- a/test/org/redkale/test/ws/ChatWebSocket.java
+++ b/test/org/redkale/test/ws/ChatWebSocket.java
@@ -39,7 +39,7 @@ public class ChatWebSocket extends WebSocket<Integer, Object> {
      *          },
      *          extmap:{
      *              "a":1,
-     *              "b", "haha"
+     *              "b":"haha"
      *          }
      *      }
      * }));