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-rw-r--r--lisp/emacs-lisp/copyright.el3
1 files changed, 2 insertions, 1 deletions
diff --git a/lisp/emacs-lisp/copyright.el b/lisp/emacs-lisp/copyright.el
index 4532f7e5b77..8d748291c00 100644
--- a/lisp/emacs-lisp/copyright.el
+++ b/lisp/emacs-lisp/copyright.el
@@ -27,7 +27,8 @@
;; Allows updating the copyright year and above mentioned GPL version manually
;; or when saving a file.
-;; Do (add-hook 'write-file-functions 'copyright-update).
+;; Do (add-hook 'before-save-hook 'copyright-update), or use
+;; M-x customize-variable RET before-save-hook RET.
;;; Code: