diff --git a/includes/services/check_dhcp.inc.php b/includes/services/check_dhcp.inc.php
new file mode 100644
index 000000000..1b865c8a4
--- /dev/null
+++ b/includes/services/check_dhcp.inc.php
@@ -0,0 +1,6 @@
+<?php
+
+// provide some sane default
+if ($service['service_ip'])    { $dhcp = $service['service_ip'];    } else { $dhcp = $service['hostname']; }
+
+$check_cmd = $config['nagios_plugins'] . "/check_dhcp -s ".$dhcp;