--- a/build_website.py
+++ b/build_website.py
@@ -1,6 +1,13 @@
 #!/usr/bin/env python3
 '''Locale build script for XAM'''
 
+# SPDX-License-Identifier: AGPL-3.0-only
+
+# Copyright © 2017-2018 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
+# Copyright © 2020 Mathieu Pasquet <mathieui@mathieui.net>
+#
+# Released under GNU AGPL v3 only, read the file 'LICENSE' for more information.
+
 import sys
 from os import makedirs, path
 from django.conf import settings