diff --git a/doc/Mall.py b/doc/Mall.py
index 78ac3749..106ccd3e 100644
--- a/doc/Mall.py
+++ b/doc/Mall.py
@@ -56,7 +56,7 @@ class Mall(object):
                 'params': [
                     _common.ReqHead(),
                     ['goods_uuid', '', '商品唯一id'],
-                    ['price', '', '出售价格USDT'],
+                    ['price', '', '出售价格'],
                 ],
                 'response': [
                     _common.RspHead()