diff --git a/网页授权.md b/网页授权.md
index fcd8c62..ad73af6 100644
--- a/网页授权.md
+++ b/网页授权.md
@@ -11,6 +11,8 @@
   $wechat->auth->redirect($to, $scope = 'snsapi_base', $state = 'STATE');   直接跳转
   ```
 
+> 注意：上面的 $scope 与 $state 通常都不用传
+
 + 判断是否已经授权
 
   ```php