diff --git a/auto_nag/tests/test_calendar.py b/auto_nag/tests/test_calendar.py
index 72058f1a8..52114e7aa 100644
--- a/auto_nag/tests/test_calendar.py
+++ b/auto_nag/tests/test_calendar.py
@@ -54,6 +54,9 @@ def test_recurring_event(self):
             people=People([]),
         )
 
+        self.assertEqual(
+            calendar.get_persons("2022-12-01"), [("Gregory Mierzwinski", None)]
+        )
         self.assertEqual(
             calendar.get_persons("2023-02-28"), [("Gregory Mierzwinski", None)]
         )