diff --git a/src/Avalonia.Diagnostics/Diagnostics/ViewModels/TreeNode.cs b/src/Avalonia.Diagnostics/Diagnostics/ViewModels/TreeNode.cs
index 4b957c2382..94707ac189 100644
--- a/src/Avalonia.Diagnostics/Diagnostics/ViewModels/TreeNode.cs
+++ b/src/Avalonia.Diagnostics/Diagnostics/ViewModels/TreeNode.cs
@@ -54,8 +54,7 @@ namespace Avalonia.Diagnostics.ViewModels
             }
         }
 
-        private bool IsRoot => Visual is TopLevel || 
-                               Visual is Popup ||
+        private bool IsRoot => Visual is TopLevel ||
                                Visual is ContextMenu ||
                                Visual is IPopupHost;