1 files changed, 1 insertions, 0 deletions
diff --git a/udev/check.sh b/udev/check.sh
index 97bbb97b26c8..804a8843b378 100755
--- a/udev/check.sh
+++ b/udev/check.sh
@@ -3,6 +3,7 @@
 # Copyright (c) 2020 Yubico AB. All rights reserved.
 # Use of this source code is governed by a BSD-style
 # license that can be found in the LICENSE file.
+# SPDX-License-Identifier: BSD-2-Clause
 
 sort_by_id() {
 	awk '{ printf "%d\n", $3 }' | sort -Cnu