diff --git a/go.php b/go.php
index f37ae078e..152ca519f 100644
--- a/go.php
+++ b/go.php
@@ -23,6 +23,7 @@ $mapping = array(
     'admin-ldap'              => '/admin_manual/configuration_user/user_auth_ldap.html',
     'admin-mysql-utf8mb4'     => '/admin_manual/configuration_database/mysql_4byte_support.html',
     'admin-nginx'             => '/admin_manual/installation/nginx.html',
+    'admin-oauth2'            => '/admin_manual/configuration_server/oauth2.html',
     'admin-performance'       => '/admin_manual/installation/server_tuning.html',
     'admin-php-fpm'           => '/admin_manual/installation/source_installation.html#php-fpm-tips-label',
     'admin-php-opcache'       => '/admin_manual/installation/server_tuning.html#enable-php-opcache',