diff --git a/src/www/widgets/widgets/dyn_dns_status.widget.php b/src/www/widgets/widgets/dyn_dns_status.widget.php
index faabdffcb..216340d45 100644
--- a/src/www/widgets/widgets/dyn_dns_status.widget.php
+++ b/src/www/widgets/widgets/dyn_dns_status.widget.php
@@ -34,6 +34,7 @@ require_once("guiconfig.inc");
 require_once("pfsense-utils.inc");
 require_once("widgets/include/dyn_dns_status.inc");
 require_once("services.inc");
+require_once("interfaces.inc");
 
 if (!is_array($config['dyndnses']['dyndns'])) {
     $config['dyndnses']['dyndns'] = array();