--- sample/test/TestRange.cs.orig	2016-09-21 04:49:20.000000000 -0700
+++ sample/test/TestRange.cs	2019-12-25 12:19:56.000000000 -0700
@@ -9,6 +9,7 @@
 using System;
 
 using Gtk;
+using Range=Gtk.Range;
 
 namespace WidgetViewer {