diff --git a/pages/user/order_detail/order_detail.js b/pages/user/order_detail/order_detail.js
index eeb5ca6..48df9f5 100644
--- a/pages/user/order_detail/order_detail.js
+++ b/pages/user/order_detail/order_detail.js
@@ -1283,7 +1283,7 @@ Page({
 					   }
 
 					   if(prom['buy_limit']>0){
-                           if(cart_num+buynum>=prom['buy_limit'] ){
+                           if(cart_num+promgoodsbuynum>=prom['buy_limit'] ){
                                err_text+= good['goods_name']+"超出活动限购\n";continue;
                            }
                            prom['buy_limit'] -= (cart_num+buynum);
diff --git a/pages/user/order_list/order_list.js b/pages/user/order_list/order_list.js
index cd4f5fc..b095238 100644
--- a/pages/user/order_list/order_list.js
+++ b/pages/user/order_list/order_list.js
@@ -1456,11 +1456,11 @@ Page({
                     }
 
                     if (prom['buy_limit'] > 0) {
-                        if (cart_num + buynum >= prom['buy_limit']) {
+                        if (cart_num + promgoodsbuynum >= prom['buy_limit']) {
                             err_text += good['goods_name'] + "超出活动限购\n";
                             continue;
                         }
-                        prom['buy_limit'] -= (cart_num + buynum);
+                        prom['buy_limit'] -= (cart_num + promgoodsbuynum);
                         if (b_item.goods_num > prom['buy_limit']) {
                             b_item.goods_num = prom['buy_limit'];
                         }