diff --git a/board/sandbox/Makefile b/board/sandbox/Makefile
index a0b9880..411b53c 100644
--- a/board/sandbox/Makefile
+++ b/board/sandbox/Makefile
@@ -1,7 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0+
 #
 # Copyright (c) 2011 The Chromium OS Authors.
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
 
 obj-y	:= sandbox.o