diff --git a/presence/gpio_presence.cpp b/presence/gpio_presence.cpp
index b009d3f..cce388f 100644
--- a/presence/gpio_presence.cpp
+++ b/presence/gpio_presence.cpp
@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: Copyright OpenBMC Authors
+
 #include "gpio_presence.hpp"
 
 #include "xyz/openbmc_project/Common/error.hpp"