diff --git a/packages/modules/common/configurable_vehicle.py b/packages/modules/common/configurable_vehicle.py
index 53ee878cd9..5f95ef1a13 100644
--- a/packages/modules/common/configurable_vehicle.py
+++ b/packages/modules/common/configurable_vehicle.py
@@ -138,7 +138,7 @@ def _get_carstate_by_source(self, vehicle_update_data: VehicleUpdateData, source
             if self.calculated_soc_state.manual_soc is not None:
                 soc = self.calculated_soc_state.manual_soc
             else:
-                self.calculated_soc_state.soc_start
+                soc = self.calculated_soc_state.soc_start
             self.calculated_soc_state.manual_soc = None
             return CarState(soc)