diff --git a/html/includes/print-vrf.inc b/html/includes/print-vrf.inc
index 87126fd08..86defec0e 100644
--- a/html/includes/print-vrf.inc
+++ b/html/includes/print-vrf.inc
@@ -13,7 +13,7 @@ echo("
");
$ports_query = mysql_query("SELECT * FROM ports WHERE `device_id` = '" . $device['device_id'] . "' AND `ifVrf` = '" . $vrf['vrf_id'] . "' ");
while($port = mysql_fetch_array($ports_query)) {
if($_GET['opta']) {
- $graph_type = $_GET['opta'];
+ $graph_type = "port_" . $_GET['opta'];
echo(" |