diff --git a/helpdesk/webhooks.py b/helpdesk/webhooks.py
index 39ab2359..cee26ad4 100644
--- a/helpdesk/webhooks.py
+++ b/helpdesk/webhooks.py
@@ -1,6 +1,7 @@
 import requests
 import requests.exceptions
 import logging
+from django.dispatch import receiver
 
 from . import settings
 from .signals import update_ticket_done