diff --git a/board/amcc/bluestone/Makefile b/board/amcc/bluestone/Makefile
index 8565204..289b379 100644
--- a/board/amcc/bluestone/Makefile
+++ b/board/amcc/bluestone/Makefile
@@ -2,23 +2,7 @@
 # Copyright (c) 2010, Applied Micro Circuits Corporation
 # Author: Tirumala R Marri <tmarri@apm.com>
 #
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
+# SPDX-License-Identifier:	GPL-2.0+
 #
 
 include $(TOPDIR)/config.mk