diff --git a/backend/tests/integration/conftest.py b/backend/tests/integration/conftest.py
index 57978efa04..f40e71bf3d 100644
--- a/backend/tests/integration/conftest.py
+++ b/backend/tests/integration/conftest.py
@@ -1,7 +1,7 @@
 import asyncio
 import os
 from pathlib import Path
-from typing import Any
+from typing import Any, Generator
 
 import pytest
 import yaml
@@ -24,12 +24,12 @@
 
 
 @pytest.fixture(scope="session", autouse=True)
-def add_tracker():
+def add_tracker() -> None:
     os.environ["PYTEST_RUNNING"] = "true"
 
 
 @pytest.fixture(scope="session")
-def event_loop():
+def event_loop() -> Generator:
     """Overrides pytest default function scoped event loop"""
     policy = asyncio.get_event_loop_policy()
     loop = policy.new_event_loop()
@@ -37,7 +37,7 @@ def event_loop():
     loop.close()
 
 
-async def load_infrastructure_schema(db: InfrahubDatabase):
+async def load_infrastructure_schema(db: InfrahubDatabase) -> None:
     base_dir = get_models_dir() / "base"
 
     default_branch_name = registry.default_branch
@@ -57,7 +57,7 @@ async def load_infrastructure_schema(db: InfrahubDatabase):
 
 
 @pytest.fixture(scope="module")
-async def init_db_infra(db: InfrahubDatabase):
+async def init_db_infra(db: InfrahubDatabase) -> None:
     await delete_all_nodes(db=db)
     await first_time_initialization(db=db)
     await load_infrastructure_schema(db=db)
@@ -65,7 +65,7 @@ async def init_db_infra(db: InfrahubDatabase):
 
 
 @pytest.fixture(scope="module")
-async def init_db_base(db: InfrahubDatabase):
+async def init_db_base(db: InfrahubDatabase) -> None:
     await delete_all_nodes(db=db)
     await first_time_initialization(db=db)
     await initialization(db=db)
@@ -126,12 +126,12 @@ def git_repo_car_dealership(git_sources_dir: Path) -> FileRepo:
 
 
 @pytest.fixture(scope="session", autouse=True)
-def prefect_test_fixture():
+def prefect_test_fixture() -> Generator:
     with prefect_test_harness(server_startup_timeout=60):
         yield
 
 
 @pytest.fixture(scope="session")
-def prefect_test(prefect_test_fixture):
+def prefect_test(prefect_test_fixture) -> Generator:
     with disable_run_logger():
         yield