diff --git a/backend/tests/external_dependency_unit/celery/test_persona_file_sync.py b/backend/tests/external_dependency_unit/celery/test_persona_file_sync.py
index bc45084f5b..5055d95e88 100644
--- a/backend/tests/external_dependency_unit/celery/test_persona_file_sync.py
+++ b/backend/tests/external_dependency_unit/celery/test_persona_file_sync.py
@@ -947,6 +947,7 @@ class TestSecondaryPassSkipsTerminalSideEffects:
                 enrichment=enricher,
                 db_session=db_session,
                 index_to_secondary=True,
+                failed_document_ids=set(),
             )
             db_session.refresh(uf)
             assert uf.status == UserFileStatus.INDEXING