diff --git a/src/Avalonia.Base/Rendering/Composition/Server/ServerCompositionTarget.cs b/src/Avalonia.Base/Rendering/Composition/Server/ServerCompositionTarget.cs
index 8b903c4382..3faba5095f 100644
--- a/src/Avalonia.Base/Rendering/Composition/Server/ServerCompositionTarget.cs
+++ b/src/Avalonia.Base/Rendering/Composition/Server/ServerCompositionTarget.cs
@@ -118,6 +118,7 @@ namespace Avalonia.Rendering.Composition.Server
                     }
                 }
 
+                targetContext.Clear(Colors.Transparent);
                 targetContext.DrawBitmap(RefCountable.CreateUnownedNotClonable(_layer), 1, new Rect(_layerSize),
                     new Rect(Size));