diff --git a/src/tests/test_national.py b/src/tests/test_national.py
index b39e801..be992cf 100644
--- a/src/tests/test_national.py
+++ b/src/tests/test_national.py
@@ -131,6 +131,7 @@ def test_get_national_forecast(db_session, api_client):
         != national_forecast.forecast_values[0].expected_power_generation_megawatts * 0.9
     )
 
+
 def test_read_latest_national_values_start_and_end_filters_inculde_metadata(db_session, api_client):
     """Check main solar/GB/national/forecast route works"""
 
@@ -146,7 +147,9 @@ def test_read_latest_national_values_start_and_end_filters_inculde_metadata(db_s
 
         app.dependency_overrides[get_session] = lambda: db_session
 
-        response = api_client.get("/v0/solar/GB/national/forecast?start_datetime_utc=2023-01-01&include_metadata=true") # noqa
+        response = api_client.get(
+            "/v0/solar/GB/national/forecast?start_datetime_utc=2023-01-01&include_metadata=true"
+        )  # noqa
         assert response.status_code == 200
 
         national_forecast = NationalForecast(**response.json())