diff --git a/VECTO/GUI/VehicleForm.vb b/VECTO/GUI/VehicleForm.vb
index 43ab91fa3c46ef8e0fd638ce84b3cda6a51c26b2..84f7e60edd4ad17bc58da66051353dff3537125d 100644
--- a/VECTO/GUI/VehicleForm.vb
+++ b/VECTO/GUI/VehicleForm.vb
@@ -1232,7 +1232,7 @@ Public Class VehicleForm
 		gbRatiosPerGear.Enabled = cbEmPos.SelectedValue.Equals(PowertrainPosition.HybridP2_5)
 
 		if (VehicleType.IsOneOf(VectoSimulationJobType.BatteryElectricVehicle, VectoSimulationJobType.SerialHybridVehicle)) then
-			CbRtType.Enabled = PowertrainPosition.BatteryElectricE3.Equals(cbEmPos.SelectedValue)
+			gbRetarderLosses.Enabled = PowertrainPosition.BatteryElectricE3.Equals(cbEmPos.SelectedValue)
 		end if
 	End Sub