diff --git a/gnu/packages/lisp-xyz.scm b/gnu/packages/lisp-xyz.scm
index b895487bfb..3589640653 100644
--- a/gnu/packages/lisp-xyz.scm
+++ b/gnu/packages/lisp-xyz.scm
@@ -15,6 +15,7 @@
 ;;; Copyright © 2019 Katherine Cox-Buday <cox.katherine.e@gmail.com>
 ;;; Copyright © 2019 Jesse Gildersleve <jessejohngildersleve@protonmail.com>
 ;;; Copyright © 2019 Guillaume Le Vaillant <glv@posteo.net>
+;;; Copyright © 2019 Brett Gilio <brettg@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;