diff --git a/includes/polling/applications/powerdns.inc.php b/includes/polling/applications/powerdns.inc.php
index 7822e3eee4..10c330b67d 100644
--- a/includes/polling/applications/powerdns.inc.php
+++ b/includes/polling/applications/powerdns.inc.php
@@ -1,5 +1,7 @@
 <?php
 
+## FIXME very oldskool snmp code used instead of 2009+ snmp_* functions...
+
 ## Polls powerdns statistics from script via SNMP
 
 $powerdns_rrd  = $config['rrd_dir'] . "/" . $device['hostname'] . "/app-powerdns-".$app['app_id'].".rrd";