diff --git a/sys/arm/xscale/ixp425/ixp425_npe.c b/sys/arm/xscale/ixp425/ixp425_npe.c
index 8a2b941a211f..a699c6ad3f81 100644
--- a/sys/arm/xscale/ixp425/ixp425_npe.c
+++ b/sys/arm/xscale/ixp425/ixp425_npe.c
@@ -1,5 +1,5 @@
 /*-
- * SPDX-License-Identifier: BSD-3-Clause
+ * SPDX-License-Identifier: (BSD-2-Clause-FreeBSD AND BSD-3-Clause)
  *
  * Copyright (c) 2006-2008 Sam Leffler, Errno Consulting
  * All rights reserved.
diff --git a/sys/arm/xscale/ixp425/ixp425_npereg.h b/sys/arm/xscale/ixp425/ixp425_npereg.h
index 40e68e6fb549..cb9e6a4ef14f 100644
--- a/sys/arm/xscale/ixp425/ixp425_npereg.h
+++ b/sys/arm/xscale/ixp425/ixp425_npereg.h
@@ -1,5 +1,5 @@
 /*-
- * SPDX-License-Identifier: BSD-3-Clause
+ * SPDX-License-Identifier: (BSD-2-Clause-FreeBSD AND BSD-3-Clause)
  *
  * Copyright (c) 2006 Sam Leffler, Errno Consulting
  * All rights reserved.