diff --git a/wp-admin/menu-header.php b/wp-admin/menu-header.php
index c7a0f296e0..afa8ecb51d 100644
--- a/wp-admin/menu-header.php
+++ b/wp-admin/menu-header.php
@@ -115,7 +115,7 @@ function _wp_menu_output( $menu, $submenu, $submenu_as_parent = true ) {
 
 				$menu_hook = get_plugin_page_hook($sub_item[2], $item[2]);
 
-				if ( file_exists(WP_PLUGIN_DIR . "/{$sub_item[2]}") || ! empty($menu_hook) ) {
+				if ( ( file_exists(WP_PLUGIN_DIR . "/{$sub_item[2]}") && ('index.php' != $sub_item[2]) ) || ! empty($menu_hook) ) {
 					// If admin.php is the current page or if the parent exists as a file in the plugins or admin dir
 					$parent_exists = (!$admin_is_parent && file_exists(WP_PLUGIN_DIR . "/{$item[2]}") && !is_dir(WP_PLUGIN_DIR . "/{$item[2]}") ) || file_exists($item[2]);
 					if ( $parent_exists )