diff --git a/lisp/org-duration.el b/lisp/org-duration.el
index 67b34af91..6d7770eb8 100644
--- a/lisp/org-duration.el
+++ b/lisp/org-duration.el
@@ -1,6 +1,6 @@
 ;;; org-duration.el --- Library handling durations   -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2017  Nicolas Goaziou
+;; Copyright (C) 2017  Free Software Foundation, Inc.
 
 ;; Author: Nicolas Goaziou <mail@nicolasgoaziou.fr>
 ;; Keywords: outlines, hypermedia, calendar, wp