diff --git a/url.go b/url.go
index fb8914f..7aa046f 100644
--- a/url.go
+++ b/url.go
@@ -22,3 +22,6 @@ const MINIAPP_SUBSCRIBE_MESSAGE_SEND_API string = "https://api.weixin.qq.com/cgi
 const GET_APP_OPENID string = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=%s&secret=%s&code=%s&grant_type=authorization_code"
 
 const GET_MINIAPP_QRCODE string = "https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=%s"
+
+//公众号授权
+const OFFICAL_ACCOUNT_AUTHORIZATION_URL string = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=%s&redirect_uri=%s&response_type=code&scope=snsapi_userinfo&state=%s#wechat_redirect"