diff --git a/src/json_html_serializer.cpp b/src/json_html_serializer.cpp
index d462f5e..1e1f7a7 100644
--- a/src/json_html_serializer.cpp
+++ b/src/json_html_serializer.cpp
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: Copyright OpenBMC Authors
 #include "json_html_serializer.hpp"
 
 #include "http_response.hpp"