diff --git a/Perspex.Controls/Primitives/Track.cs b/Perspex.Controls/Primitives/Track.cs
index 7127faea87..2e26608b28 100644
--- a/Perspex.Controls/Primitives/Track.cs
+++ b/Perspex.Controls/Primitives/Track.cs
@@ -133,7 +133,6 @@ namespace Perspex.Controls.Primitives
                 {
                     var width = Math.Max(finalSize.Width * thumbFraction, thumb.MinWidth);
                     var x = (finalSize.Width - width) * valueFraction;
-                    System.Diagnostics.Debug.WriteLine("" + this.Value + " " + x);
                     thumb.Arrange(new Rect(x, 0, width, finalSize.Height));
                 }
                 else
diff --git a/Perspex.Diagnostics/DevTools.cs b/Perspex.Diagnostics/DevTools.cs
index cafc19450b..d5c7d4d66a 100644
--- a/Perspex.Diagnostics/DevTools.cs
+++ b/Perspex.Diagnostics/DevTools.cs
@@ -25,7 +25,7 @@ namespace Perspex.Diagnostics
             {
                 DataTemplates = new DataTemplates
                 {
-                    new TreeDataTemplate<VisualTreeNode>(GetHeader, x => x.Children, x => true),
+                    new TreeDataTemplate<VisualTreeNode>(GetHeader, x => x.Children),
                 },
                 [!TreeView.ItemsProperty] = this[!DevTools.RootProperty].Select(x =>
                 {