diff --git a/doc/Shop.py b/doc/Shop.py
index d7eecb08..b1294271 100644
--- a/doc/Shop.py
+++ b/doc/Shop.py
@@ -201,6 +201,7 @@ class Shop(object):
                 ],
                 'response': [
                     _common.RspHead(),
+                    ['cost', 0, '每日精选的当前刷新价格'],
                 ]
             },
             {