diff --git a/src/AddIns/Uno.WinUI.Graphics3DGL/GLCanvasElement.cs b/src/AddIns/Uno.WinUI.Graphics3DGL/GLCanvasElement.cs
index b8dbd288e029..82893e9fdcc0 100644
--- a/src/AddIns/Uno.WinUI.Graphics3DGL/GLCanvasElement.cs
+++ b/src/AddIns/Uno.WinUI.Graphics3DGL/GLCanvasElement.cs
@@ -111,7 +111,8 @@ protected GLCanvasElement(Func<Window>? getWindowFunc)
 
 		Background = new ImageBrush
 		{
-			RelativeTransform = new ScaleTransform { ScaleX = 1, ScaleY = -1, CenterX = 0.5, CenterY = 0.5 } // because OpenGL coordinates go bottom-to-top
+			RelativeTransform = new ScaleTransform { ScaleX = 1, ScaleY = -1, CenterX = 0.5, CenterY = 0.5 }, // because OpenGL coordinates go bottom-to-top
+			ImageSource = _fallbackImage
 		};
 
 		Loaded += OnLoaded;