diff --git a/Terminal.Gui/Core/Toplevel.cs b/Terminal.Gui/Core/Toplevel.cs
index 19b133ef9..a779accc6 100644
--- a/Terminal.Gui/Core/Toplevel.cs
+++ b/Terminal.Gui/Core/Toplevel.cs
@@ -278,7 +278,7 @@ namespace Terminal.Gui {
 				return null;
 			}
 
-			HashSet<View> views = new HashSet<View> ();
+			IList<View> views = new List<View> ();
 
 			foreach (var v in SuperView.Subviews) {
 				views.Add (v);