diff --git a/stubs/stripe/__init__.pyi b/stubs/stripe/__init__.pyi
index 4601ef2474..4d733ed76a 100644
--- a/stubs/stripe/__init__.pyi
+++ b/stubs/stripe/__init__.pyi
@@ -31,6 +31,7 @@ class Subscription:
     created: int
     status: str
     canceled_at: int
+    cancel_at_period_end: bool
 
     @staticmethod
     def create(customer: str, billing: str, items: List[Dict[str, Any]],
diff --git a/zilencer/tests/test_stripe.py b/zilencer/tests/test_stripe.py
index 097717808d..58bd9f4da0 100644
--- a/zilencer/tests/test_stripe.py
+++ b/zilencer/tests/test_stripe.py
@@ -35,6 +35,12 @@ def mock_customer_with_canceled_subscription(*args: Any, **kwargs: Any) -> strip
     customer.subscriptions.data[0].canceled_at = 1532602160
     return customer
 
+def mock_customer_with_cancel_at_period_end_subscription(*args: Any, **kwargs: Any) -> stripe.Customer:
+    customer = mock_customer_with_active_subscription()
+    customer.subscriptions.data[0].canceled_at = 1532602243
+    customer.subscriptions.data[0].cancel_at_period_end = True
+    return customer
+
 def mock_upcoming_invoice(*args: Any, **kwargs: Any) -> stripe.Invoice:
     return stripe.util.convert_to_stripe_object(fixture_data["upcoming_invoice"])