diff --git a/memberships/tests/test_stripe_webhooks.py b/memberships/tests/test_stripe_webhooks.py
index f0841da5..3e1a0249 100644
--- a/memberships/tests/test_stripe_webhooks.py
+++ b/memberships/tests/test_stripe_webhooks.py
@@ -88,6 +88,7 @@ def test_a_failed_payment_for_membership_gets_logged_to_db(self):
                 "data": {
                     "object": {
                         "customer": "cus_12345",
+                        "customer_email": "test@example.com",
                         "subscription": "sub_12345",
                     }
                 },