diff --git a/FlyCube/Api/Controller/PayController.class.php b/FlyCube/Api/Controller/PayController.class.php
index 99d6b66..c7333dd 100644
--- a/FlyCube/Api/Controller/PayController.class.php
+++ b/FlyCube/Api/Controller/PayController.class.php
@@ -98,6 +98,7 @@ class PayController extends PublicController
      */
     public function notifyCallback()
     {
+        $this->publish('demo', 'hello world');
         try {
             // 实例化 Yansongda Pay
             $result = Pay::wechat($this->config)->callback();