diff --git a/VectoCore/VectoCore/Models/SimulationComponent/Strategies/HybridStrategy.cs b/VectoCore/VectoCore/Models/SimulationComponent/Strategies/HybridStrategy.cs
index 3d572afbbfb4a2c27b60bbcd3928deae27e5d094..ff0da3f7660e19d43d0935c92dc1f9103eec2fed 100644
--- a/VectoCore/VectoCore/Models/SimulationComponent/Strategies/HybridStrategy.cs
+++ b/VectoCore/VectoCore/Models/SimulationComponent/Strategies/HybridStrategy.cs
@@ -84,8 +84,7 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Strategies
 				if (!AllowEmergencyShift && ModelData.GearboxData.Gears[nextGear.Gear].Ratio >= ModelData.GearshiftParameters.RatioEarlyDownshiftFC) {
 					return null;
 				}
-
-				var estimatedVelocityPostShift = VelocityDropData.Interpolate(DataBus.VehicleInfo.VehicleSpeed, DataBus.DrivingCycleInfo.RoadGradient ?? 0.SI<Radian>());
+				var estimatedVelocityPostShift = !VelocityDropData.Valid ? DataBus.VehicleInfo.VehicleSpeed : VelocityDropData.Interpolate(DataBus.VehicleInfo.VehicleSpeed, DataBus.DrivingCycleInfo.RoadGradient ?? 0.SI<Radian>());
 				if (!AllowEmergencyShift && !estimatedVelocityPostShift.IsGreater(DeclarationData.GearboxTCU.MIN_SPEED_AFTER_TRACTION_INTERRUPTION)) {
 					return null;
 				}