diff --git a/AUTHORS b/AUTHORS
index 4bb667c..295e54a 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -23,6 +23,7 @@ Contributors:
   Craig Oakes : WM flags, issue tracker organization
   Jeff Blake (https://gitlab.com/u/berkley4) : more mouse event handlers
   Vladimir <vladimir-csp@yandex.ru> : translations, bug reports
+  Christophe D. <stophe72.d@gmail.com> : non-rectangular borders
 
 Translations:
   Bosnian: