diff --git a/FlyCube/MpApi/Controller/PayController.class.php b/FlyCube/MpApi/Controller/PayController.class.php
index 46af742..6a26c29 100644
--- a/FlyCube/MpApi/Controller/PayController.class.php
+++ b/FlyCube/MpApi/Controller/PayController.class.php
@@ -81,6 +81,10 @@ class PayController extends PublicController
             echo json_encode(array('status' => 1, 'msg' => '此订单已完成退款'));
             exit();
         }
+        if ($order['main_status'] == "已完成") 
+            echo json_encode(array('status' => 1, 'msg' => '已完成订单不可申请退款'));
+            exit();
+        }
 
 
         // 设置退款参数