diff --git a/public/appmini/old/weixin/pages/buy/buy.js b/public/appmini/old/weixin/pages/buy/buy.js
index b379f9ece..bd3f3c2b6 100755
--- a/public/appmini/old/weixin/pages/buy/buy.js
+++ b/public/appmini/old/weixin/pages/buy/buy.js
@@ -99,7 +99,7 @@ Page({
                   address_id: data.base.address.id,
                 });
 
-                my.setStorage({
+                wx.setStorage({
                   key: app.data.cache_buy_user_address_select_key,
                   data: data.base.address,
                 });