diff a/gtk/gui-thread-check/profiler/gui-thread-check.c b/gtk/gui-thread-check/profiler/gui-thread-check.c
--- a/gtk/gui-thread-check/profiler/gui-thread-check.c
+++ b/gtk/gui-thread-check/profiler/gui-thread-check.c
@@ -93,5 +93,5 @@
 	
 	mono_profiler_install (NULL, NULL);
 	mono_profiler_install_enter_leave (simple_method_enter, NULL);
-	mono_profiler_set_events (MONO_PROFILE_ENTER_LEAVE);
+	mono_profiler_set_events (1 << 12);
 }
diff --git a/sample/test/TestRange.cs b/sample/test/TestRange.cs
index 35fc8a6dd..d44a77d85 100644
--- a/sample/test/TestRange.cs
+++ b/sample/test/TestRange.cs
@@ -9,5 +9,7 @@
 using System;
 
 using Gtk;
+// disambiguate, Gtk.Range vs System.Range
+using Range=Gtk.Range;
 
 namespace WidgetViewer {