diff --git a/modules/Admin/Controllers/PodcastImportController.php b/modules/Admin/Controllers/PodcastImportController.php
index de9e90d9..e57487d6 100644
--- a/modules/Admin/Controllers/PodcastImportController.php
+++ b/modules/Admin/Controllers/PodcastImportController.php
@@ -65,6 +65,7 @@ class PodcastImportController extends BaseController
         helper(['media', 'misc']);
 
         $rules = [
+            'handle' => 'required|regex_match[/^[a-zA-Z0-9\_]{1,32}$/]',
             'imported_feed_url' => 'required|validate_url',
             'season_number' => 'is_natural_no_zero|permit_empty',
             'max_episodes' => 'is_natural_no_zero|permit_empty',