diff --git a/lib/signalr/ConnectionManager.ts b/lib/signalr/ConnectionManager.ts
index ecc62cb..5643c4d 100644
--- a/lib/signalr/ConnectionManager.ts
+++ b/lib/signalr/ConnectionManager.ts
@@ -36,7 +36,8 @@ export class SignalRConnectionManager {
 
     this.connection = new signalR.HubConnectionBuilder()
       .withUrl(this.hubUrl, {
-        accessTokenFactory: () => token,
+        // Use dynamic token factory to always get the latest token
+        accessTokenFactory: () => tokenManager.getAccessToken() || '',
         // 备用方案：使用 query string（WebSocket 升级需要）
         // transport: signalR.HttpTransportType.WebSockets,
       })