diff --git a/src/road_gui.cpp b/src/road_gui.cpp
--- a/src/road_gui.cpp
+++ b/src/road_gui.cpp
@@ -182,7 +182,7 @@ static const RoadTypeInfo _road_type_inf
 
 static void PlaceRoad_Tunnel(TileIndex tile)
 {
-	DoCommandP(tile, 0x200 | RoadTypeToRoadTypes(_cur_roadtype), 0, CMD_BUILD_TUNNEL | CMD_MSG(STR_ERROR_CAN_T_BUILD_TUNNEL_HERE), CcBuildRoadTunnel);
+	DoCommandP(tile, RoadTypeToRoadTypes(_cur_roadtype) | (TRANSPORT_ROAD << 8), 0, CMD_BUILD_TUNNEL | CMD_MSG(STR_ERROR_CAN_T_BUILD_TUNNEL_HERE), CcBuildRoadTunnel);
 }
 
 static void BuildRoadOutsideStation(TileIndex tile, DiagDirection direction)
@@ -688,7 +688,7 @@ struct BuildRoadToolbarWindow : Window {
 
 	virtual void OnPlacePresize(Point pt, TileIndex tile)
 	{
-		DoCommand(tile, 0x200 | RoadTypeToRoadTypes(_cur_roadtype), 0, DC_AUTO, CMD_BUILD_TUNNEL);
+		DoCommand(tile, RoadTypeToRoadTypes(_cur_roadtype) | (TRANSPORT_ROAD << 8), 0, DC_AUTO, CMD_BUILD_TUNNEL);
 		VpSetPresizeRange(tile, _build_tunnel_endtile == 0 ? tile : _build_tunnel_endtile);
 	}