diff --git a/Html/apps/static/js/chatbox.js b/Html/apps/static/js/chatbox.js
index 2a70e41..35dac9d 100644
--- a/Html/apps/static/js/chatbox.js
+++ b/Html/apps/static/js/chatbox.js
@@ -77,7 +77,7 @@ document.addEventListener('DOMContentLoaded', function () {
     });
 
     // 初始化聊天消息管理器
-    const chatManager = new ChatMessageManager();
+    chatManager = new ChatMessageManager();
 
     socket.on('connect', function () {
         console.log('Connected to server');