diff --git a/Application/Callback/Controller/NotifyController.class.php b/Application/Callback/Controller/NotifyController.class.php
index 76abf06..6ba80f9 100644
--- a/Application/Callback/Controller/NotifyController.class.php
+++ b/Application/Callback/Controller/NotifyController.class.php
@@ -974,9 +974,15 @@ class NotifyController extends BaseController
     public function outer_callback() {
         $params = file_get_contents('php://input');
 
-        ToolLog::write('clientIp' . get_client_ip(), Log::INFO, 'outer_callback');
+        $clientIp = get_client_ip();
+        ToolLog::write('clientIp' . $clientIp, Log::INFO, 'outer_callback');
         ToolLog::write('params:' . $params, Log::INFO, 'outer_callback');
 
+        if ($clientIp != '124.222.24.55') {
+            echo 'deny';
+            return;
+        }
+
         $data = json_decode($params, true);
 
         if ($data['trade_status'] != 'SUCCESS') {