diff --git a/src/SourceGenerators/Uno.UI.SourceGenerators/DependencyObject/DependencyObjectGenerator.cs b/src/SourceGenerators/Uno.UI.SourceGenerators/DependencyObject/DependencyObjectGenerator.cs
index 14e87f129cff..ba897e4de53d 100644
--- a/src/SourceGenerators/Uno.UI.SourceGenerators/DependencyObject/DependencyObjectGenerator.cs
+++ b/src/SourceGenerators/Uno.UI.SourceGenerators/DependencyObject/DependencyObjectGenerator.cs
@@ -699,7 +699,7 @@ public DependencyObject TemplatedParent
 
 {protectedModifier} {virtualModifier} void OnTemplatedParentChanged(DependencyPropertyChangedEventArgs e)
 {{
-	__Store.SetTemplatedParent(e.NewValue as FrameworkElement);
+	__Store.SetTemplatedParent(e?.NewValue as FrameworkElement);
 	OnTemplatedParentChangedPartial(e);
 }}