diff --git a/iso15118/evcc/states/iso15118_20_states.py b/iso15118/evcc/states/iso15118_20_states.py
index 55f429a9..8ecf5aa5 100644
--- a/iso15118/evcc/states/iso15118_20_states.py
+++ b/iso15118/evcc/states/iso15118_20_states.py
@@ -455,9 +455,9 @@ async def process_message(
             service_discovery_res.service_renegotiation_supported
         )
 
-        req_energy_services: List[ServiceV20] = (
-            await self.comm_session.ev_controller.get_supported_energy_services()
-        )
+        req_energy_services: List[
+            ServiceV20
+        ] = await self.comm_session.ev_controller.get_supported_energy_services()
 
         for energy_service in service_discovery_res.energy_service_list.services:
             for requested_energy_service in req_energy_services: