diff --git a/das/src/main/java/com/das/modules/node/handler/NodeMessageHandler.java b/das/src/main/java/com/das/modules/node/handler/NodeMessageHandler.java
index 1bbcfa55..3bb3d4b4 100644
--- a/das/src/main/java/com/das/modules/node/handler/NodeMessageHandler.java
+++ b/das/src/main/java/com/das/modules/node/handler/NodeMessageHandler.java
@@ -133,7 +133,7 @@ public class NodeMessageHandler  extends TextWebSocketHandler {
      * 发送ping消息
      * @param session
      */
-    private void SendPingMessage(WebSocketSession session){
+    private void SendPingMessage(ConcurrentWebSocketSessionDecorator session){
         try {
             session.sendMessage(new PingMessage());
         }