diff --git a/client/test/test_update_ui_event.py b/client/test/test_update_ui_event.py
index f3cdc1b..6180fa7 100644
--- a/client/test/test_update_ui_event.py
+++ b/client/test/test_update_ui_event.py
@@ -156,7 +156,7 @@ class UpdateUiEventTest(unittest.TestCase):
     def test_successful_check_exposes_versions_and_availability(self):
         update = UpdateInfo(
             version="0.3.0",
-            notes="",
+            manifest_url=MANIFEST_URL,
             update_url="https://updates.example.test/CMAutoBuy_0.3.0.zip",
             file_name="CMAutoBuy_0.3.0.zip",
             size=1024,