diff --git a/go.php b/go.php
index 3a48773eb..e5a12f504 100644
--- a/go.php
+++ b/go.php
@@ -23,6 +23,7 @@ $mapping = array(
     'admin-email'             => '/admin_manual/configuration_server/email_configuration.html',
     'admin-reverse-proxy'     => '/admin_manual/configuration_server/reverse_proxy_configuration.html',
     'admin-php-fpm'           => '/admin_manual/installation/source_installation.html#configuration-notes-to-php-fpm',
+    'admin-transactional-locking' => '/admin_manual/configuration_files/files_locking_transactional.html',
 
     'developer-theming'       => '/developer_manual/core/theming.html',