diff --git a/src/Avalonia.Controls/TreeView.cs b/src/Avalonia.Controls/TreeView.cs
index 0c9bedfa93..2b1aa45dd4 100644
--- a/src/Avalonia.Controls/TreeView.cs
+++ b/src/Avalonia.Controls/TreeView.cs
@@ -49,7 +49,7 @@ namespace Avalonia.Controls
/// Defines the property.
///
public static readonly StyledProperty SelectionModeProperty =
- AvaloniaProperty.Register(
+ AvaloniaProperty.Register(
nameof(SelectionMode));
private static readonly IList Empty = new object[0];