diff --git a/module/ai/model.php b/module/ai/model.php
index 22f1c4eb60..c9f128df8e 100644
--- a/module/ai/model.php
+++ b/module/ai/model.php
@@ -1367,7 +1367,7 @@ class aiModel extends model
         if($data->published === '1')   $data->publishedDate = helper::now();
         $data->builtIn = '0';
 
-        $data->model = $data->model == 'default' ? 0 : $data->model;
+        $data->model = (empty($data->model) || $data->model == 'default') ? 0 : $data->model;
 
         if(!empty($data->iconName) && !empty($data->iconTheme))
         {