diff --git a/src/ImageSharp/Memory/ByteMemoryOwner{T}.cs b/src/ImageSharp/Memory/ByteMemoryOwner{T}.cs
index a4761740a..01262eb58 100644
--- a/src/ImageSharp/Memory/ByteMemoryOwner{T}.cs
+++ b/src/ImageSharp/Memory/ByteMemoryOwner{T}.cs
@@ -1,3 +1,6 @@
+// Copyright (c) Six Labors.
+// Licensed under the Apache License, Version 2.0.
+
 using System;
 using System.Buffers;