diff --git a/src/wp-admin/includes/nav-menu.php b/src/wp-admin/includes/nav-menu.php
index e557dd04ac..de9955a6c4 100644
--- a/src/wp-admin/includes/nav-menu.php
+++ b/src/wp-admin/includes/nav-menu.php
@@ -1,4 +1,11 @@
 <?php
+/**
+ * Core Navigation Menu API
+ *
+ * @package WordPress
+ * @subpackage Nav_Menus
+ * @since 3.0.0
+ */
 
 /** Walker_Nav_Menu_Edit class */
 require_once( ABSPATH . 'wp-admin/includes/class-walker-nav-menu-edit.php' );