diff --git a/include/persistent_data.hpp b/include/persistent_data.hpp
index 0cdedcd..5aa5976 100644
--- a/include/persistent_data.hpp
+++ b/include/persistent_data.hpp
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: Copyright OpenBMC Authors
 #pragma once
 
 #include "event_service_store.hpp"