diff --git a/delegate/opaque/src/Softmax.hpp b/delegate/opaque/src/Softmax.hpp
new file mode 100644
index 0000000..e169697
--- /dev/null
+++ b/delegate/opaque/src/Softmax.hpp
@@ -0,0 +1,4 @@
+//
+// Copyright © 2023 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//