diff --git a/webapp/controller/ShopController.class.php b/webapp/controller/ShopController.class.php
index 1bd8eda3..43ffa4bb 100644
--- a/webapp/controller/ShopController.class.php
+++ b/webapp/controller/ShopController.class.php
@@ -390,7 +390,7 @@ class ShopController extends BaseAuthedController
                 break;
         }
 
-        SqlHelper::update($conn, 't_shop_buy_order', array('idx' => $order_id), array('status' => $buyStatus));
+        SqlHelper::update($conn, 't_shop_buy_order', array('order_id' => $order_id), array('status' => $buyStatus));
 
         // 以下是看商品表中是否配置了充值额外奖励
         $goods = mt\ShopGoods::get($id);