diff --git a/webapp/controller/PayController.class.php b/webapp/controller/PayController.class.php
index 05c8984..00fd5a3 100644
--- a/webapp/controller/PayController.class.php
+++ b/webapp/controller/PayController.class.php
@@ -102,7 +102,7 @@ class PayController {
             'SignInfo' => '',
             'AdviceUrl' => htmlentities($advice_url),
             'SubAppid' => 'wx7d6509053659d9ed',
-            'UserId' => '1'
+            'UserId' => 'ouPbc4gvHQ_eRRtPKb6BhHGpheB8'
         );
         $params['SignInfo'] = $this->_reaEncode(
             'AdviceUrl=' . $advice_url . '&' .