diff --git a/src/autoreplace_gui.cpp b/src/autoreplace_gui.cpp
--- a/src/autoreplace_gui.cpp
+++ b/src/autoreplace_gui.cpp
@@ -470,19 +470,19 @@ static const Widget _replace_vehicle_wid
 {   WIDGETS_END},
 };
 
-static const WindowDesc _replace_rail_vehicle_desc = {
+static const WindowDesc _replace_rail_vehicle_desc(
 	WDP_AUTO, WDP_AUTO, 456, 140, 456, 140,
 	WC_REPLACE_VEHICLE, WC_NONE,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE | WDF_CONSTRUCTION,
-	_replace_vehicle_widgets,
-};
+	_replace_vehicle_widgets
+);
 
-static const WindowDesc _replace_vehicle_desc = {
+static const WindowDesc _replace_vehicle_desc(
 	WDP_AUTO, WDP_AUTO, 456, 118, 456, 118,
 	WC_REPLACE_VEHICLE, WC_NONE,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE | WDF_CONSTRUCTION,
-	_replace_vehicle_widgets,
-};
+	_replace_vehicle_widgets
+);
 
 RailType ReplaceVehicleWindow::sel_railtype = RAILTYPE_RAIL;