diff --git a/packages/service-library/tests/redis/test_project_lock.py b/packages/service-library/tests/redis/test_project_lock.py
index 643aae224681..c1e12c968287 100644
--- a/packages/service-library/tests/redis/test_project_lock.py
+++ b/packages/service-library/tests/redis/test_project_lock.py
@@ -67,6 +67,7 @@ async def test_with_project_locked(
         project_uuid=project_uuid,
         status=project_status,
         owner=owner,
+        notification_cb=None,
     )
     async def _locked_fct() -> None:
         assert await is_project_locked(redis_client_sdk, project_uuid) is True
@@ -118,6 +119,7 @@ async def test_lock_already_locked_project_raises(
         project_uuid=project_uuid,
         status=project_status,
         owner=owner,
+        notification_cb=None,
     )
     async def _locked_fct() -> None:
         started_event.set()
diff --git a/services/efs-guardian/src/simcore_service_efs_guardian/services/background_tasks.py b/services/efs-guardian/src/simcore_service_efs_guardian/services/background_tasks.py
index bb497103ec6d..45d89f1bdc13 100644
--- a/services/efs-guardian/src/simcore_service_efs_guardian/services/background_tasks.py
+++ b/services/efs-guardian/src/simcore_service_efs_guardian/services/background_tasks.py
@@ -25,6 +25,8 @@ async def _lock_project_and_remove_data(app: FastAPI, project_id: ProjectID) ->
         get_redis_lock_client(app),
         project_uuid=project_id,
         status=ProjectStatus.MAINTAINING,
+        owner=None,
+        notification_cb=None,
     )
     async def _remove():
         await efs_manager.remove_project_efs_data(project_id)
diff --git a/services/web/server/tests/unit/with_dbs/02/test_projects_crud_handlers__delete.py b/services/web/server/tests/unit/with_dbs/02/test_projects_crud_handlers__delete.py
index 4226a16914c8..6dbcbe488ac0 100644
--- a/services/web/server/tests/unit/with_dbs/02/test_projects_crud_handlers__delete.py
+++ b/services/web/server/tests/unit/with_dbs/02/test_projects_crud_handlers__delete.py
@@ -11,7 +11,6 @@
 from unittest.mock import MagicMock, call
 
 import pytest
-import redis.asyncio as aioredis
 import sqlalchemy as sa
 from aiohttp.test_utils import TestClient
 from faker import Faker
@@ -38,6 +37,7 @@
 from simcore_service_webserver.db.models import UserRole
 from simcore_service_webserver.projects import _crud_api_delete
 from simcore_service_webserver.projects.models import ProjectDict
+from simcore_service_webserver.redis import get_redis_lock_manager_client_sdk
 from socketio.exceptions import ConnectionError as SocketConnectionError
 
 
@@ -148,7 +148,6 @@ async def test_delete_multiple_opened_project_forbidden(
     user_role: UserRole,
     expected_ok: HTTPStatus,
     expected_forbidden: HTTPStatus,
-    redis_client: aioredis.Redis,
 ):
     assert client.app
 
@@ -231,7 +230,7 @@ async def test_delete_project_while_it_is_locked_raises_error(
     project_uuid = user_project["uuid"]
     user_id = logged_user["id"]
     await with_project_locked(
-        app=client.app,
+        get_redis_lock_manager_client_sdk(client.app),
         project_uuid=project_uuid,
         status=ProjectStatus.CLOSING,
         owner=Owner(user_id=user_id, first_name=faker.name(), last_name=faker.name()),