diff --git a/site.cfg b/site.cfg
index 8249e22..b2bf840 100644
--- a/site.cfg
+++ b/site.cfg
@@ -1,3 +1,11 @@
+# Copyright (C) 2022-2023 Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.org>
+#
+# Permission is granted to copy, distribute and/or modify this document
+# under the terms of the GNU Free Documentation License, Version 1.3
+# or any later version published by the Free Software Foundation;
+# with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
+# A copy of the license is included in the site/COPYING directory.
+
 TITLE="GNU Boot"
 CSS="/software/gnuboot/web/global.css"
 DOMAIN="https://gnu.org/software/gnuboot/web/"