diff --git a/src/www/system_gateway_groups.php b/src/www/system_gateway_groups.php
index ad008d236..ee833e397 100644
--- a/src/www/system_gateway_groups.php
+++ b/src/www/system_gateway_groups.php
@@ -62,8 +62,6 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
 legacy_html_escape_form_data($a_gateway_groups);
 legacy_html_escape_form_data($a_gateways);
 
-$service_hook = 'dpinger';
-
 include("head.inc");
 
 ?>