1 files changed, 1 insertions, 0 deletions
diff --git a/vehicle.h b/vehicle.h
index d8b2b8e36..bb180bec5 100644
--- a/vehicle.h
+++ b/vehicle.h
@@ -271,6 +271,7 @@ void CallVehicleTicks(void);
 Vehicle *FindVehicleOnTileZ(TileIndex tile, byte z);
 
 void InitializeTrains(void);
+byte VehicleRandomBits(void);
 
 bool CanFillVehicle(Vehicle *v);
 bool CanRefitTo(EngineID engine_type, CargoID cid_to);