diff --git a/src/road_gui.cpp b/src/road_gui.cpp
index 92c660e..65e4dd9 100644
--- a/src/road_gui.cpp
+++ b/src/road_gui.cpp
@@ -60,6 +60,7 @@ DECLARE_ENUM_AS_BIT_SET(RoadFlags)
 static RoadFlags _place_road_flag;
 
 static RoadType _cur_roadtype;
+bool _catenary_flag;
 
 static DiagDirection _road_depot_orientation;
 static DiagDirection _road_station_picker_orientation;
@@ -626,7 +627,7 @@ struct BuildRoadToolbarWindow : Window {
 					 * not the 3rd bit set) */
 					_place_road_flag = (RoadFlags)((_place_road_flag & RF_DIR_Y) ? (_place_road_flag & 0x07) : (_place_road_flag >> 3));
 
-					DoCommandP(start_tile, end_tile, _place_road_flag | (_cur_roadtype << 3) | (_one_way_button_clicked << 5),
+					DoCommandP(start_tile, end_tile, _place_road_flag | (_cur_roadtype << 3) | (_one_way_button_clicked << 5) | (_catenary_flag << 7),
 							_remove_button_clicked ?
 							CMD_REMOVE_LONG_ROAD | CMD_MSG(_road_type_infos[_cur_roadtype].err_remove_road) :
 							CMD_BUILD_LONG_ROAD | CMD_MSG(_road_type_infos[_cur_roadtype].err_build_road), CcPlaySound1D);
@@ -802,13 +803,13 @@ static WindowDesc _build_tramway_desc(
  *
  * @return newly opened road toolbar, or NULL if the toolbar could not be opened.
  */
-Window *ShowBuildRoadToolbar(RoadType roadtype)
+Window *ShowBuildRoadToolbar(RoadType roadtype, bool _catenary_flag)
 {
 	if (!Company::IsValidID(_local_company)) return NULL;
 	_cur_roadtype = roadtype;
 
 	DeleteWindowByClass(WC_BUILD_TOOLBAR);
-	return AllocateWindowDescFront<BuildRoadToolbarWindow>(roadtype == ROADTYPE_ROAD ? &_build_road_desc : &_build_tramway_desc, TRANSPORT_ROAD);
+	return AllocateWindowDescFront<BuildRoadToolbarWindow>(roadtype == ROADTYPE_ROAD ? &_build_road_desc : &_build_tramway_desc, TRANSPORT_ROAD, _catenary_flag);
 }
 
 static const NWidgetPart _nested_build_road_scen_widgets[] = {