diff --git a/application/config/google_calendar.php b/application/config/google_calendar.php
index 842bbcb..837e76e 100644
--- a/application/config/google_calendar.php
+++ b/application/config/google_calendar.php
@@ -3,4 +3,4 @@ defined('BASEPATH') OR exit('No direct script access allowed');
 
 $config['gcal_service_account_path'] = APPPATH . 'config/service-account-key.json';
 $config['gcal_evelin_calendar_id']   = 'katozoltan0804@gmail.com'; // Evelin's Calendar ID (e.g. her Gmail address)
-$config['ntfy_topic']                = ''; // ntfy.sh topic for push notifications (e.g. 'studiobeve-bookings-x7k2')
+$config['ntfy_topic']                = 'studiobeve-bookings-k9x3'; // ntfy.sh topic for push notifications