diff --git a/extend/payment/WeixinMini.php b/extend/payment/WeixinMini.php
index 66b55e68b..6bc34eb99 100644
--- a/extend/payment/WeixinMini.php
+++ b/extend/payment/WeixinMini.php
@@ -212,7 +212,7 @@ class WeixinMini
      */
     public function Respond($params = [])
     {
-        $result = empty($GLOBALS['HTTP_RAW_POST_DATA']) ? '' : $this->XmlToArray($GLOBALS['HTTP_RAW_POST_DATA']);
+        $result = empty($GLOBALS['HTTP_RAW_POST_DATA']) ? file_get_contents('php://input') : $this->XmlToArray($GLOBALS['HTTP_RAW_POST_DATA']);
 
         file_put_contents(ROOT.'gggggg.txt', json_encode($result));