diff --git a/custom_components/hilo/sensor.py b/custom_components/hilo/sensor.py
index f1c0e3b..5c3fa0a 100755
--- a/custom_components/hilo/sensor.py
+++ b/custom_components/hilo/sensor.py
@@ -173,7 +173,9 @@ def create_energy_entity(device):
     for tarif, amount in tariff_config.items():
         if amount > 0:
             sensor_name = f"Hilo rate {tarif}"
-            cost_entities.append(HiloCostSensor(hilo, sensor_name, hq_plan_name, amount))
+            cost_entities.append(
+                HiloCostSensor(hilo, sensor_name, hq_plan_name, amount)
+            )
     cost_entities.append(HiloCostSensor(hilo, "Hilo rate current", hq_plan_name))
     async_add_entities(cost_entities)
     # This setups the utility_meter platform
@@ -704,7 +706,9 @@ async def async_added_to_hass(self):
         if last_state:
             self._last_update = dt_util.utcnow()
             self._amount = last_state.state
-            LOG.info(f"Restoring energy cost sensor {last_state.name} {self.plan_name} Amount: {self._amount}")
+            LOG.info(
+                f"Restoring energy cost sensor {last_state.name} {self.plan_name} Amount: {self._amount}"
+            )
 
     async def async_update(self):
         return