diff --git a/app/Libs/AlipayF2F.class.php b/app/Libs/AlipayF2F.class.php
index fb32a74..788af46 100644
--- a/app/Libs/AlipayF2F.class.php
+++ b/app/Libs/AlipayF2F.class.php
@@ -57,7 +57,7 @@ class AlipayF2F
             $config = $this->getOptions();
             $result = Factory::setOptions($config)::payment()
                 ->common()
-                ->refund($refund->serial,$refund->money);
+                ->refund($refund->relatedRecharge->payment_serial,$refund->money);
             $responseChecker = new ResponseChecker();
             //处理响应或异常
             if ($responseChecker->success($result)) {