diff --git a/services/storage/tests/unit/test__openapi_specs.py b/services/storage/tests/unit/test__openapi_specs.py
index cc850a399085..a32ae3ace6e0 100644
--- a/services/storage/tests/unit/test__openapi_specs.py
+++ b/services/storage/tests/unit/test__openapi_specs.py
@@ -18,7 +18,7 @@
 from simcore_service_storage.settings import Settings
 
 
-@pytest.fixture
+@pytest.fixture(scope="session")
 def openapi_specs_path() -> Path:
     # overrides pytest_simcore.openapi_specs.app_openapi_specs_path fixture
     spec_path: Path = storage_resources.get_path(f"api/{API_VTAG}/openapi.yaml")