diff --git a/webapp/services/callback/OutAppPurchase.php b/webapp/services/callback/OutAppPurchase.php
index 90792531..ea6f0c94 100644
--- a/webapp/services/callback/OutAppPurchase.php
+++ b/webapp/services/callback/OutAppPurchase.php
@@ -97,8 +97,8 @@ class OutAppPurchase {
         }
 
         // 以下是看商品表中是否配置了充值额外奖励
-        $goodsMeta = mt\ShopGoods::get($id);
-        $goodsNum = $order['goods_num'];
+        $goodsMeta = mt\ShopGoods::get($orderDb['goods_id']);
+        $goodsNum = $orderDb['goods_num'];
         $bundleSize = $goodsMeta['bonus_num'] ? $goodsMeta['bonus_num'] : 0;
         $itemNum = $goodsNum * $bundleSize;
         $itemId = $goodsMeta['bonus'];