diff --git a/board/xilinx/ml507/Makefile b/board/xilinx/ml507/Makefile
index de23f29..51b777c 100644
--- a/board/xilinx/ml507/Makefile
+++ b/board/xilinx/ml507/Makefile
@@ -3,23 +3,7 @@
 # Ricardo Ribalda,Universidad Autonoma de Madrid, ricardo.ribalda@uam.es
 # This work has been supported by: Qtechnology http://qtec.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+
 #
 
 COBJS	+= $(BOARD).o
diff --git a/board/xilinx/ml507/ml507.c b/board/xilinx/ml507/ml507.c
index f9789cf..83b764b 100644
--- a/board/xilinx/ml507/ml507.c
+++ b/board/xilinx/ml507/ml507.c
@@ -2,18 +2,7 @@
  * (C) Copyright 2008
  * Ricado Ribalda-Universidad Autonoma de Madrid-ricardo.ribalda@uam.es
  * This work has been supported by: QTechnology  http://qtec.com/
- * 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, see <http://www.gnu.org/licenses/>.
+ * SPDX-License-Identifier:	GPL-2.0+
 */
 
 #include <config.h>
diff --git a/board/xilinx/ml507/xparameters.h b/board/xilinx/ml507/xparameters.h
index 1992fff..e30e592 100644
--- a/board/xilinx/ml507/xparameters.h
+++ b/board/xilinx/ml507/xparameters.h
@@ -4,18 +4,7 @@
  * This work has been supported by: QTechnology  http://qtec.com/
  * based on xparameters-ml507.h by Xilinx
  *
- * 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, see <http://www.gnu.org/licenses/>.
+ * SPDX-License-Identifier:	GPL-2.0+
 */
 
 #ifndef XPARAMETER_H