diff --git a/backend/test/integration/test_calendar.py b/backend/test/integration/test_calendar.py
index d9d4a8566..5b84eac4c 100644
--- a/backend/test/integration/test_calendar.py
+++ b/backend/test/integration/test_calendar.py
@@ -361,7 +361,7 @@ def test_update_existing_caldav_calendar_with_password(self, with_client, with_d
         with with_db() as db:
             cal = db.scalars(query).one()
 
-        assert cal.url == os.getenv("CALDAV_TEST_CALENDAR_URL") + "x"
+        assert cal.url == os.getenv("CALDAV_TEST_CALENDAR_URL") + "x/"
         assert cal.user == os.getenv("CALDAV_TEST_USER") + "x"
         assert cal.password == os.getenv("CALDAV_TEST_PASS") + "x"
 
@@ -394,6 +394,6 @@ def test_update_existing_caldav_calendar_without_password(self, with_client, wit
         with with_db() as db:
             cal = db.scalars(query).one()
 
-        assert cal.url == os.getenv("CALDAV_TEST_CALENDAR_URL")
+        assert cal.url == os.getenv("CALDAV_TEST_CALENDAR_URL") + "/"
         assert cal.user == os.getenv("CALDAV_TEST_USER")
         assert cal.password == ''