Index: head/usr.sbin/bhyve/audio.h
===================================================================
--- head/usr.sbin/bhyve/audio.h
+++ head/usr.sbin/bhyve/audio.h
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2016 Alex Teaca <iateaca@FreeBSD.org>
  * All rights reserved.
  *
Index: head/usr.sbin/bhyve/audio.c
===================================================================
--- head/usr.sbin/bhyve/audio.c
+++ head/usr.sbin/bhyve/audio.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2016 Alex Teaca <iateaca@FreeBSD.org>
  * All rights reserved.
  *
Index: head/usr.sbin/bhyve/hda_codec.c
===================================================================
--- head/usr.sbin/bhyve/hda_codec.c
+++ head/usr.sbin/bhyve/hda_codec.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2016 Alex Teaca <iateaca@FreeBSD.org>
  * All rights reserved.
  *
Index: head/usr.sbin/bhyve/hda_reg.h
===================================================================
--- head/usr.sbin/bhyve/hda_reg.h
+++ head/usr.sbin/bhyve/hda_reg.h
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2006 Stephane E. Potvin <sepotvin@videotron.ca>
  * All rights reserved.
  *
Index: head/usr.sbin/bhyve/hdac_reg.h
===================================================================
--- head/usr.sbin/bhyve/hdac_reg.h
+++ head/usr.sbin/bhyve/hdac_reg.h
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2006 Stephane E. Potvin <sepotvin@videotron.ca>
  * All rights reserved.
  *
Index: head/usr.sbin/bhyve/pci_hda.h
===================================================================
--- head/usr.sbin/bhyve/pci_hda.h
+++ head/usr.sbin/bhyve/pci_hda.h
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2016 Alex Teaca <iateaca@FreeBSD.org>
  * All rights reserved.
  *
Index: head/usr.sbin/bhyve/pci_hda.c
===================================================================
--- head/usr.sbin/bhyve/pci_hda.c
+++ head/usr.sbin/bhyve/pci_hda.c
@@ -1,4 +1,6 @@
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
  * Copyright (c) 2016 Alex Teaca <iateaca@FreeBSD.org>
  * All rights reserved.
  *