diff --git a/app/Libs/AlipayF2F.class.php b/app/Libs/AlipayF2F.class.php
index 4a35d5b..d23f313 100644
--- a/app/Libs/AlipayF2F.class.php
+++ b/app/Libs/AlipayF2F.class.php
@@ -96,7 +96,7 @@ class AlipayF2F
 
             $result = Factory::setOptions($config)::payment()
                 ->common()
-                ->refund($refund->relatedRecharge->serial, $refund->money, 1);
+                ->refund($refund->relatedRecharge->serial, $refund->money, $refund->serial);
             $responseChecker = new ResponseChecker();
             //处理响应或异常
             if ($responseChecker->success($result)) {