diff --git a/interface/web/admin/list/server_php.list.php b/interface/web/admin/list/server_php.list.php
index a4a38901ab4565bf9f704265e240b280f2c5bacb..4ea40bdae1727c859392544946f5eab7390461d3 100644
--- a/interface/web/admin/list/server_php.list.php
+++ b/interface/web/admin/list/server_php.list.php
@@ -39,6 +39,9 @@ $liste['paging_tpl']  = 'templates/paging.tpl.htm';
 //* Enable auth
 $liste['auth']    = 'no';
 
+// mark columns for php sorting (no real mySQL columns)
+$liste["phpsort"] = array('usage');
+
 
 /*****************************************************
 * Suchfelder