diff --git a/src/build_vehicle_gui.cpp b/src/build_vehicle_gui.cpp
--- a/src/build_vehicle_gui.cpp
+++ b/src/build_vehicle_gui.cpp
@@ -70,18 +70,18 @@ static const NWidgetPart _nested_build_v
 	NWidget(WWT_PANEL, COLOUR_GREY, BUILD_VEHICLE_WIDGET_LIST_CONTROL),
 		NWidget(NWID_HORIZONTAL),
 			NWidget(NWID_VERTICAL),
-				NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, BUILD_VEHICLE_WIDGET_SORT_ASSENDING_DESCENDING), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER), SetFill(true, false),
-				NWidget(NWID_SPACER), SetFill(true, true),
+				NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, BUILD_VEHICLE_WIDGET_SORT_ASSENDING_DESCENDING), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER), SetFill(1, 0),
+				NWidget(NWID_SPACER), SetFill(1, 1),
 			EndContainer(),
 			NWidget(NWID_VERTICAL),
-				NWidget(WWT_DROPDOWN, COLOUR_GREY, BUILD_VEHICLE_WIDGET_SORT_DROPDOWN), SetResize(1, 0), SetFill(true, false), SetDataTip(STR_JUST_STRING, STR_TOOLTIP_SORT_CRITERIAP),
-				NWidget(WWT_DROPDOWN, COLOUR_GREY, BUILD_VEHICLE_WIDGET_CARGO_FILTER_DROPDOWN), SetResize(1, 0), SetFill(true, false), SetDataTip(STR_JUST_STRING, STR_TOOLTIP_FILTER_CRITERIA),
+				NWidget(WWT_DROPDOWN, COLOUR_GREY, BUILD_VEHICLE_WIDGET_SORT_DROPDOWN), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_JUST_STRING, STR_TOOLTIP_SORT_CRITERIAP),
+				NWidget(WWT_DROPDOWN, COLOUR_GREY, BUILD_VEHICLE_WIDGET_CARGO_FILTER_DROPDOWN), SetResize(1, 0), SetFill(1, 0), SetDataTip(STR_JUST_STRING, STR_TOOLTIP_FILTER_CRITERIA),
 			EndContainer(),
 		EndContainer(),
 	EndContainer(),
 	/* Vehicle list. */
 	NWidget(NWID_HORIZONTAL),
-		NWidget(WWT_MATRIX, COLOUR_GREY, BUILD_VEHICLE_WIDGET_LIST), SetResize(1, 1), SetFill(true, false), SetDataTip(0x101, STR_NULL),
+		NWidget(WWT_MATRIX, COLOUR_GREY, BUILD_VEHICLE_WIDGET_LIST), SetResize(1, 1), SetFill(1, 0), SetDataTip(0x101, STR_NULL),
 		NWidget(WWT_SCROLLBAR, COLOUR_GREY, BUILD_VEHICLE_WIDGET_SCROLLBAR),
 	EndContainer(),
 	/* Panel with details. */
@@ -89,9 +89,9 @@ static const NWidgetPart _nested_build_v
 	/* Build/rename buttons, resize button. */
 	NWidget(NWID_HORIZONTAL),
 		NWidget(NWID_SELECTION, INVALID_COLOUR, BUILD_VEHICLE_WIDGET_BUILD_SEL),
-			NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, BUILD_VEHICLE_WIDGET_BUILD), SetResize(1, 0), SetFill(true, false),
+			NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, BUILD_VEHICLE_WIDGET_BUILD), SetResize(1, 0), SetFill(1, 0),
 		EndContainer(),
-		NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, BUILD_VEHICLE_WIDGET_RENAME), SetResize(1, 0), SetFill(true, false),
+		NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, BUILD_VEHICLE_WIDGET_RENAME), SetResize(1, 0), SetFill(1, 0),
 		NWidget(WWT_RESIZEBOX, COLOUR_GREY, BUILD_VEHICLE_WIDGET_RESIZE),
 	EndContainer(),
 };