diff --git a/webapp/controller/InGameMallController.class.php b/webapp/controller/InGameMallController.class.php
index 2599e06c..cbbd4f2c 100644
--- a/webapp/controller/InGameMallController.class.php
+++ b/webapp/controller/InGameMallController.class.php
@@ -154,7 +154,7 @@ class InGameMallController extends BaseAuthedController {
                             'custom_func' => function () use ($queryData) {
                                 $typeFilter = $queryData['type_filter'];
                                 if ($typeFilter == 1){
-                                    return "AND (order_type = 1) OR (order_type = 4)";
+                                    return "AND ((order_type = 1) OR (order_type = 4))";
                                 }else{
                                     return "AND (order_type = '${typeFilter}')";
                                 }