diff --git a/src/pretix/base/services/tasks.py b/src/pretix/base/services/tasks.py
index badfe5e840..1f17b9798e 100644
--- a/src/pretix/base/services/tasks.py
+++ b/src/pretix/base/services/tasks.py
@@ -70,7 +70,7 @@ class TransactionAwareTaskMixin:
         result
         """
         transaction.on_commit(
-            lambda: super().apply_async(*args, **kwargs)
+            lambda: super(TransactionAwareTaskMixin, self).apply_async(*args, **kwargs)
         )