diff --git a/README.md b/README.md
index ae646ef4..2d642611 100644
--- a/README.md
+++ b/README.md
@@ -112,7 +112,7 @@ See `mods/rp_music` for details.
 The game is free software, released under the AGPLv3 (or later).
 Media files are released under CC BY-SA 4.0 or CC0, with one exception.
 
-Note that individual mods are also licensed additionally under
+Note that individual files may *also* licensed additionally under
 more permissive licenses (LGPLv2.1 in most cases, see below).
 
 ### Full text
diff --git a/update_locale_files.py b/update_locale_files.py
index 31a0f10d..43044e47 100755
--- a/update_locale_files.py
+++ b/update_locale_files.py
@@ -1,6 +1,12 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 
+##########################################################################
+##### PUBLIC DOMAIN ######################################################
+# This script is released into the public domain via the CC0 dedication.
+# See <https://creativecommons.org/publicdomain/zero/1.0/> for details.
+##########################################################################
+
 ##########################################################################
 ##### ABOUT THIS SCRIPT ##################################################
 # This script updates the translation template files (*.pot) or