diff --git a/js/dynCodePay.js b/js/dynCodePay.js
index 9d29b03..1c44d92 100644
--- a/js/dynCodePay.js
+++ b/js/dynCodePay.js
@@ -88,7 +88,7 @@ var webAppClass = {
         //alert("local:" + local);
         if (code == null || code === '') {
             //alert(code);
-            window.location.href = 'https://open.weixin.qq.com/connect/oauth2/authorize?appid=' + appID + '&redirect_uri=' + encodeURIComponent(local) + '&response_type=code&scope=snsapi_base&state=1#wechat_redirect'
+            window.location.href = 'https://open.weixin.qq.com/connect/oauth2/authorize?appid=' + appID + '&redirect_uri=' + encodeURIComponent(local) + '&response_type=code&scope=snsapi_userinfo&state=1#wechat_redirect'
         } else {
             return code;
         }