diff --git a/api/tests/unit_tests/controllers/console/workspace/test_network_access_group.py b/api/tests/unit_tests/controllers/console/workspace/test_network_access_group.py
index 03842355b36..bf54a5dc978 100644
--- a/api/tests/unit_tests/controllers/console/workspace/test_network_access_group.py
+++ b/api/tests/unit_tests/controllers/console/workspace/test_network_access_group.py
@@ -296,6 +296,7 @@ def test_upstream_error_mapping(status_code: int, expected_exception: type[HTTPE
 def test_conflict_error_mapping_preserves_safe_actionable_reason(reason: str, expected_message: str) -> None:
     error = _translate_upstream_error(NetworkAccessGroupUpstreamError(409, reason))
     assert isinstance(error, Conflict)
+    assert error.description is not None
     assert expected_message in error.description
 
 
diff --git a/api/tests/unit_tests/services/test_network_access_group_billing_service.py b/api/tests/unit_tests/services/test_network_access_group_billing_service.py
index e71e8e98916..39d9c3ba0bf 100644
--- a/api/tests/unit_tests/services/test_network_access_group_billing_service.py
+++ b/api/tests/unit_tests/services/test_network_access_group_billing_service.py
@@ -26,7 +26,7 @@ def billing_config() -> Iterator[None]:
 def test_group_list_and_item_reads_use_authenticated_saas_endpoints() -> None:
     response = MagicMock(status_code=httpx.codes.OK)
     response.json.side_effect = [
-        {"tenant_id": TENANT_ID, "entitled": True, "groups": []},
+        {"tenant_id": TENANT_ID, "entitled": True, "groups": list[object]()},
         {"group": {"id": GROUP_ID}},
     ]