diff --git a/wp-admin/plugins.php b/wp-admin/plugins.php
index 82129ec054..df220c9dda 100644
--- a/wp-admin/plugins.php
+++ b/wp-admin/plugins.php
@@ -326,6 +326,7 @@ add_contextual_help($current_screen,
 );
 
 $title = __('Plugins');
+$parent_file = 'plugins.php';
 
 require_once(ABSPATH . 'wp-admin/admin-header.php');