diff --git a/doc/Shop.py b/doc/Shop.py
index e3969a68..76974439 100644
--- a/doc/Shop.py
+++ b/doc/Shop.py
@@ -109,7 +109,7 @@ class Shop(object):
                 ],
                 'response': [
                     _common.RspHead(),
-                    ['block_chain', [_common.ShopTrans()], '链上交易结果'],
+                    ['block_chain', _common.ShopTrans(), '链上购买订单信息'],
                     ['award', _common.Award(), '奖励信息'],
                     ['property_chg', _common.PropertyChg(), '属性变更'],
                     ['goods_chg', _common.NewGoods(), '购买后更新商品的最新信息(可能为null客户端需要做容错处理)'],
@@ -215,7 +215,7 @@ class Shop(object):
                 ],
                 'response': [
                     _common.RspHead(),
-                    ['block_chain', [_common.ShopTrans()], '链上购买订单信息']
+                    ['block_chain', _common.ShopTrans(), '链上购买订单信息']
                 ]
             }
         ]