diff --git a/ajax.php b/ajax.php
index d1efd70..1033484 100644
--- a/ajax.php
+++ b/ajax.php
@@ -1,4 +1,5 @@
 <?php
+// phpcs:ignorefile
 
 /**
  * AJAX Backend for indexmenu
@@ -23,6 +24,7 @@
 
 /**
  * Class ajax_indexmenu_plugin
+ * @deprecated 2023-11 not used anymore
  */
 class ajax_indexmenu_plugin
 {