diff --git a/panels/Adminer/plugins/AdminerProcessWireLogin.php b/panels/Adminer/plugins/AdminerProcessWireLogin.php
index 67cd315..2c58a71 100644
--- a/panels/Adminer/plugins/AdminerProcessWireLogin.php
+++ b/panels/Adminer/plugins/AdminerProcessWireLogin.php
@@ -95,7 +95,7 @@ public function selectVal(&$val, $link, $field, $original) {
         if($_GET['select'] == 'modules' && in_array($field['field'], ['class'])) {
             $val = '<a href="'.$this->pwAdminUrl.'module/edit/?name='.$val.'" target="_parent">'.$val.'</a>';
         }
-        elseif(is_int($original)) {
+        elseif(ctype_digit("$original")) {
             if(in_array($_GET['select'], ['fieldgroups', 'modules'])) {
                 // intentionally blank
             }