diff --git a/src/pretix/base/__init__.py b/src/pretix/base/__init__.py
index 90b8563ca3..ea6b54a5ad 100644
--- a/src/pretix/base/__init__.py
+++ b/src/pretix/base/__init__.py
@@ -12,7 +12,7 @@ class PretixBaseConfig(AppConfig):
         from . import exporters  # NOQA
         from . import invoice  # NOQA
         from . import notifications  # NOQA
-        from .services import export, mail, tickets, cart, orders, invoices, cleanup, update_check, quotas  # NOQA
+        from .services import export, mail, tickets, cart, orders, invoices, cleanup, update_check, quotas, notifications  # NOQA
 
         try:
             from .celery_app import app as celery_app  # NOQA