diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..4e11d95
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,4 @@
+// SPDX-FileCopyrightText: Copyright 2023-2025 Arm Limited and/or its affiliates <open-source-office@arm.com>
+// SPDX-License-Identifier: MIT OR Apache-2.0
+
+#![cfg_attr(not(test), no_std)]
\ No newline at end of file