diff --git a/backend/tests/test_l1_api_ai_build.py b/backend/tests/test_l1_api_ai_build.py
index 59fe0428..a7961ede 100644
--- a/backend/tests/test_l1_api_ai_build.py
+++ b/backend/tests/test_l1_api_ai_build.py
@@ -141,7 +141,6 @@ async def test_escalations_lists_escalated_sessions_for_engineer(client: AsyncCl
         status="escalated",
         started_at=now,
         last_step_at=now,
-        escalated_at=now,
     )
     test_db.add(sess)
     await test_db.commit()