diff --git a/service/app/server/Orders.php b/service/app/server/Orders.php
index 30d346e9..6fc43413 100644
--- a/service/app/server/Orders.php
+++ b/service/app/server/Orders.php
@@ -14,9 +14,9 @@ class Orders {
     {
         // 根据 OrdersModel::AllOssStatusSql[1] 进行判断
         // ((os=1 and order_status=3) or (os=2 and order_status=4) or (os=3 and order_status=1))
-        return $order->os == 1 && $order->order_status == 3
-            || $order->os == 2 && $order->order_status == 4
-            || $order->os == 3 && in_array($order->order_status, [1, 5]);
+        return ($order->os == 1 && $order->order_status == 3)
+            || ($order->os == 2 && $order->order_status == 4)
+            || ($order->os == 3 && in_array($order->order_status, [1, 5]));
     }
 
     /**