diff --git a/tests/test_integration_task_kind_spike.py b/tests/test_integration_task_kind_spike.py
index a2e528b..3f8a2ea 100644
--- a/tests/test_integration_task_kind_spike.py
+++ b/tests/test_integration_task_kind_spike.py
@@ -32,8 +32,11 @@ async def owner_id():
 
 async def _write(uid: int, kind: str) -> int:
     async with async_session() as s:
+        # No is_task=: it is a derived read-only property (a note IS a task
+        # when status is not None), so passing it raises rather than being
+        # ignored. status="todo" is what makes this a task.
         note = Note(
-            user_id=uid, title=f"kind {kind}", body="", is_task=True,
+            user_id=uid, title=f"kind {kind}", body="",
             status="todo", task_kind=kind,
         )
         s.add(note)