diff --git a/sys/dev/usb/net/if_mos.c b/sys/dev/usb/net/if_mos.c
--- a/sys/dev/usb/net/if_mos.c
+++ b/sys/dev/usb/net/if_mos.c
@@ -1,6 +1,6 @@
+/* SPDX-License-Identifier: ISC AND BSD-4-Clause */
+
 /*-
- * SPDX-License-Identifier: (BSD-1-Clause AND BSD-4-Clause)
- *
  * Copyright (c) 2011 Rick van der Zwet <info@rickvanderzwet.nl>
  *
  * Permission to use, copy, modify, and distribute this software for any