diff --git a/app/Http/Controllers/Admin/NotificationController.php b/app/Http/Controllers/Admin/NotificationController.php
index 39823066d1..bcc95dd685 100644
--- a/app/Http/Controllers/Admin/NotificationController.php
+++ b/app/Http/Controllers/Admin/NotificationController.php
@@ -70,6 +70,7 @@ class NotificationController extends Controller
         }
         $forcedAvailability['ntfy']     = '' !== $ntfyTopic;
         $forcedAvailability['pushover'] = '' !== $pushoverAppToken && '' !== $pushoverUserToken;
+        $forcedAvailability['slack'] = '' !== $slackUrl;
 
         return view(
             'settings.notifications.index',