diff --git a/src/vehicle_gui.cpp b/src/vehicle_gui.cpp
--- a/src/vehicle_gui.cpp
+++ b/src/vehicle_gui.cpp
@@ -1171,6 +1171,14 @@ public:
 				}
 				break;
 
+			case VLW_WIDGET_SORT_ORDER: {
+				Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
+				d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the string is centred and it also looks better.
+				d.height += padding.height;
+				*size = maxdim(*size, d);
+				break;
+			}
+
 			case VLW_WIDGET_MANAGE_VEHICLES_DROPDOWN: {
 				Dimension d = this->GetActionDropdownSize(this->vli.type == VL_STANDARD, false);
 				d.height += padding.height;