diff --git a/tests/Avalonia.UnitTests/TestRoot.cs b/tests/Avalonia.UnitTests/TestRoot.cs
index fcfd845602..f62afaf74d 100644
--- a/tests/Avalonia.UnitTests/TestRoot.cs
+++ b/tests/Avalonia.UnitTests/TestRoot.cs
@@ -35,7 +35,6 @@ namespace Avalonia.UnitTests
         public TestRoot(Control child)
             : this(false, child)
         {
-            Child = child;
         }
 
         public TestRoot(bool useGlobalStyles, Control child)