diff --git a/src/rail_gui.cpp b/src/rail_gui.cpp
--- a/src/rail_gui.cpp
+++ b/src/rail_gui.cpp
@@ -925,6 +925,8 @@ public:
 		newst_additions->SetDisplayedPlane(newstation ? 0 : SZSP_NONE);
 		newst_additions = this->GetWidget<NWidgetStacked>(WID_BRAS_SHOW_NEWST_MATRIX);
 		newst_additions->SetDisplayedPlane(newstation ? 0 : SZSP_NONE);
+		newst_additions = this->GetWidget<NWidgetStacked>(WID_BRAS_SHOW_NEWST_DEFSIZE);
+		newst_additions->SetDisplayedPlane(newstation ? 0 : SZSP_NONE);
 		newst_additions = this->GetWidget<NWidgetStacked>(WID_BRAS_SHOW_NEWST_RESIZE);
 		newst_additions->SetDisplayedPlane(newstation ? 0 : SZSP_NONE);
 		this->FinishInitNested(TRANSPORT_RAIL);
@@ -1344,7 +1346,9 @@ static const NWidgetPart _nested_station
 	NWidget(NWID_HORIZONTAL),
 		NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
 		NWidget(WWT_CAPTION, COLOUR_DARK_GREEN), SetDataTip(STR_STATION_BUILD_RAIL_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
-		NWidget(WWT_DEFSIZEBOX, COLOUR_DARK_GREEN),
+		NWidget(NWID_SELECTION, INVALID_COLOUR, WID_BRAS_SHOW_NEWST_DEFSIZE),
+			NWidget(WWT_DEFSIZEBOX, COLOUR_DARK_GREEN),
+		EndContainer(),
 	EndContainer(),
 	NWidget(WWT_PANEL, COLOUR_DARK_GREEN),
 		NWidget(NWID_HORIZONTAL),
diff --git a/src/script/api/game/game_window.hpp.sq b/src/script/api/game/game_window.hpp.sq
--- a/src/script/api/game/game_window.hpp.sq
+++ b/src/script/api/game/game_window.hpp.sq
@@ -920,6 +920,7 @@ void SQGSWindow_Register(Squirrel *engin
 	SQGSWindow.DefSQConst(engine, ScriptWindow::WID_BRAS_MATRIX,                           "WID_BRAS_MATRIX");
 	SQGSWindow.DefSQConst(engine, ScriptWindow::WID_BRAS_IMAGE,                            "WID_BRAS_IMAGE");
 	SQGSWindow.DefSQConst(engine, ScriptWindow::WID_BRAS_MATRIX_SCROLL,                    "WID_BRAS_MATRIX_SCROLL");
+	SQGSWindow.DefSQConst(engine, ScriptWindow::WID_BRAS_SHOW_NEWST_DEFSIZE,               "WID_BRAS_SHOW_NEWST_DEFSIZE");
 	SQGSWindow.DefSQConst(engine, ScriptWindow::WID_BRAS_SHOW_NEWST_ADDITIONS,             "WID_BRAS_SHOW_NEWST_ADDITIONS");
 	SQGSWindow.DefSQConst(engine, ScriptWindow::WID_BRAS_SHOW_NEWST_MATRIX,                "WID_BRAS_SHOW_NEWST_MATRIX");
 	SQGSWindow.DefSQConst(engine, ScriptWindow::WID_BRAS_SHOW_NEWST_RESIZE,                "WID_BRAS_SHOW_NEWST_RESIZE");
diff --git a/src/script/api/script_window.hpp b/src/script/api/script_window.hpp
--- a/src/script/api/script_window.hpp
+++ b/src/script/api/script_window.hpp
@@ -1998,6 +1998,7 @@ public:
 		WID_BRAS_IMAGE                               = ::WID_BRAS_IMAGE,                               ///< Panel used at each cell of the matrix.
 		WID_BRAS_MATRIX_SCROLL                       = ::WID_BRAS_MATRIX_SCROLL,                       ///< Scrollbar of the matrix widget.
 
+		WID_BRAS_SHOW_NEWST_DEFSIZE                  = ::WID_BRAS_SHOW_NEWST_DEFSIZE,                  ///< Selection for default-size button for newstation.
 		WID_BRAS_SHOW_NEWST_ADDITIONS                = ::WID_BRAS_SHOW_NEWST_ADDITIONS,                ///< Selection for newstation class selection list.
 		WID_BRAS_SHOW_NEWST_MATRIX                   = ::WID_BRAS_SHOW_NEWST_MATRIX,                   ///< Selection for newstation image matrix.
 		WID_BRAS_SHOW_NEWST_RESIZE                   = ::WID_BRAS_SHOW_NEWST_RESIZE,                   ///< Selection for panel and resize at bottom right for newstation.
diff --git a/src/widgets/rail_widget.h b/src/widgets/rail_widget.h
--- a/src/widgets/rail_widget.h
+++ b/src/widgets/rail_widget.h
@@ -64,6 +64,7 @@ enum BuildRailStationWidgets {
 	WID_BRAS_IMAGE,                ///< Panel used at each cell of the matrix.
 	WID_BRAS_MATRIX_SCROLL,        ///< Scrollbar of the matrix widget.
 
+	WID_BRAS_SHOW_NEWST_DEFSIZE,   ///< Selection for default-size button for newstation.
 	WID_BRAS_SHOW_NEWST_ADDITIONS, ///< Selection for newstation class selection list.
 	WID_BRAS_SHOW_NEWST_MATRIX,    ///< Selection for newstation image matrix.
 	WID_BRAS_SHOW_NEWST_RESIZE,    ///< Selection for panel and resize at bottom right for newstation.