diff --git a/src/main/java/com/zhangshu/chat/demo/websocket/ChatRoom.java b/src/main/java/com/zhangshu/chat/demo/websocket/ChatRoom.java
index 3285974..6937706 100644
--- a/src/main/java/com/zhangshu/chat/demo/websocket/ChatRoom.java
+++ b/src/main/java/com/zhangshu/chat/demo/websocket/ChatRoom.java
@@ -39,10 +39,10 @@ public class ChatRoom {
      */
     @OnOpen
     public void onOpen(Session session, @PathParam("roomId") String roomId) {
-//        if (getRoomCache().createSuccess(roomId)) {
-//            this.sendMessage("无此房间，拒绝连接", session);
-//            return;
-//        }
+        if (getRoomCache().createSuccess(roomId)) {
+            this.sendMessage("无此房间，拒绝连接", session);
+            return;
+        }
         Principal userPrincipal = session.getUserPrincipal();
         if (Objects.isNull(userPrincipal)) {
             this.sendMessage("用户验证失败，拒绝连接", session);