diff --git a/includes/menu.inc b/includes/menu.inc
index 2be0903..c0d902c 100644
--- a/includes/menu.inc
+++ b/includes/menu.inc
@@ -1439,6 +1439,7 @@ function _menu_build_tree($menu_name, array $parameters = array()) {
     foreach ($query->execute() as $item) {
       $links[] = $item;
     }
+    drupal_alter('menu_links', $links, $menu_name, $parameters);
     $active_trail = (isset($parameters['active_trail']) ? $parameters['active_trail'] : array());
     $data['tree'] = menu_tree_data($links, $active_trail, $min_depth);
     $data['node_links'] = array();