; Add 2023 to copyright years.

41 files changed, 41 insertions, 41 deletions

diff --git a/lisp/mail/binhex.el b/lisp/mail/binhex.el
index 93dd8697bd7..4b903578a28 100644
--- a/lisp/mail/binhex.el
+++ b/lisp/mail/binhex.el
@@ -1,6 +1,6 @@
 ;;; binhex.el --- decode BinHex-encoded text  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1998-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2023 Free Software Foundation, Inc.
 
 ;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
 ;; Keywords: binhex news
diff --git a/lisp/mail/blessmail.el b/lisp/mail/blessmail.el
index f7cebd55952..a9f9828926c 100644
--- a/lisp/mail/blessmail.el
+++ b/lisp/mail/blessmail.el
@@ -1,6 +1,6 @@
 ;;; blessmail.el --- decide whether movemail needs special privileges -*- no-byte-compile: t; lexical-binding: t; -*-
 
-;; Copyright (C) 1994, 2001-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1994, 2001-2023 Free Software Foundation, Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
 ;; Keywords: internal
diff --git a/lisp/mail/emacsbug.el b/lisp/mail/emacsbug.el
index 60f733435a6..f686c04536c 100644
--- a/lisp/mail/emacsbug.el
+++ b/lisp/mail/emacsbug.el
@@ -1,6 +1,6 @@
 ;;; emacsbug.el --- command to report Emacs bugs to appropriate mailing list  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1985-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1985-2023 Free Software Foundation, Inc.
 
 ;; Author: K. Shane Hartman
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/flow-fill.el b/lisp/mail/flow-fill.el
index 4802e2c4187..7136e186ff1 100644
--- a/lisp/mail/flow-fill.el
+++ b/lisp/mail/flow-fill.el
@@ -1,6 +1,6 @@
 ;;; flow-fill.el --- interpret RFC2646 "flowed" text  -*- lexical-binding:t -*-
 
-;; Copyright (C) 2000-2022 Free Software Foundation, Inc.
+;; Copyright (C) 2000-2023 Free Software Foundation, Inc.
 
 ;; Author: Simon Josefsson <jas@pdc.kth.se>
 ;; Keywords: mail
diff --git a/lisp/mail/footnote.el b/lisp/mail/footnote.el
index a594fa3ccb4..b88fd405da8 100644
--- a/lisp/mail/footnote.el
+++ b/lisp/mail/footnote.el
@@ -1,6 +1,6 @@
 ;;; footnote.el --- footnote support for message mode  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1997, 2000-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1997, 2000-2023 Free Software Foundation, Inc.
 
 ;; Author: Steven L Baur <steve@xemacs.org> (1997-2011)
 ;;         Boruch Baum <boruch_baum@gmx.com> (2017-)
diff --git a/lisp/mail/hashcash.el b/lisp/mail/hashcash.el
index 5136e11c899..72d532d6f62 100644
--- a/lisp/mail/hashcash.el
+++ b/lisp/mail/hashcash.el
@@ -1,6 +1,6 @@
 ;;; hashcash.el --- Add hashcash payments to email  -*- lexical-binding:t -*-
 
-;; Copyright (C) 2003-2022 Free Software Foundation, Inc.
+;; Copyright (C) 2003-2023 Free Software Foundation, Inc.
 
 ;; Written by: Paul Foley <mycroft@actrix.gen.nz> (1997-2002)
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/ietf-drums-date.el b/lisp/mail/ietf-drums-date.el
index 034854dce5a..b2cceb5cef2 100644
--- a/lisp/mail/ietf-drums-date.el
+++ b/lisp/mail/ietf-drums-date.el
@@ -1,6 +1,6 @@
 ;;; ietf-drums-date.el --- parse time/date for ietf-drums.el -*- lexical-binding: t -*-
 
-;; Copyright (C) 2022 Free Software Foundation, Inc.
+;; Copyright (C) 2022-2023 Free Software Foundation, Inc.
 
 ;; Author: Bob Rogers <rogers@rgrjr.com>
 ;; Keywords: mail, util
diff --git a/lisp/mail/ietf-drums.el b/lisp/mail/ietf-drums.el
index b7d96a1053d..f60a3a3da28 100644
--- a/lisp/mail/ietf-drums.el
+++ b/lisp/mail/ietf-drums.el
@@ -1,6 +1,6 @@
 ;;; ietf-drums.el --- Functions for parsing RFC 2822 headers  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1998-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2023 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; This file is part of GNU Emacs.
diff --git a/lisp/mail/mail-extr.el b/lisp/mail/mail-extr.el
index 25ce4ea9025..71621f588e7 100644
--- a/lisp/mail/mail-extr.el
+++ b/lisp/mail/mail-extr.el
@@ -1,6 +1,6 @@
 ;;; mail-extr.el --- extract full name and address from email header  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1991-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1991-2023 Free Software Foundation, Inc.
 
 ;; Author: Joe Wells <jbw@cs.bu.edu>
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/mail-hist.el b/lisp/mail/mail-hist.el
index 9fb7b36e985..40be8d0f350 100644
--- a/lisp/mail/mail-hist.el
+++ b/lisp/mail/mail-hist.el
@@ -1,6 +1,6 @@
 ;;; mail-hist.el --- headers and message body history for outgoing mail  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1994-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1994-2023 Free Software Foundation, Inc.
 
 ;; Author: Karl Fogel <kfogel@red-bean.com>
 ;; Created: March, 1994
diff --git a/lisp/mail/mail-parse.el b/lisp/mail/mail-parse.el
index d28b8b58438..7a6b351bff3 100644
--- a/lisp/mail/mail-parse.el
+++ b/lisp/mail/mail-parse.el
@@ -1,6 +1,6 @@
 ;;; mail-parse.el --- Interface functions for parsing mail  -*- lexical-binding: t -*-
 
-;; Copyright (C) 1998-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2023 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; This file is part of GNU Emacs.
diff --git a/lisp/mail/mail-prsvr.el b/lisp/mail/mail-prsvr.el
index 573975c9fb6..1487c32e9ed 100644
--- a/lisp/mail/mail-prsvr.el
+++ b/lisp/mail/mail-prsvr.el
@@ -1,6 +1,6 @@
 ;;; mail-prsvr.el --- Interface variables for parsing mail  -*- lexical-binding: t -*-
 
-;; Copyright (C) 1999-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1999-2023 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; This file is part of GNU Emacs.
diff --git a/lisp/mail/mail-utils.el b/lisp/mail/mail-utils.el
index a6e508155f6..a6a4545cf04 100644
--- a/lisp/mail/mail-utils.el
+++ b/lisp/mail/mail-utils.el
@@ -1,6 +1,6 @@
 ;;; mail-utils.el --- utility functions used both by rmail and rnews  -*- lexical-binding: t -*-
 
-;; Copyright (C) 1985, 2001-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1985, 2001-2023 Free Software Foundation, Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
 ;; Keywords: mail, news
diff --git a/lisp/mail/mailabbrev.el b/lisp/mail/mailabbrev.el
index 0e0fb512003..8b95820cdf8 100644
--- a/lisp/mail/mailabbrev.el
+++ b/lisp/mail/mailabbrev.el
@@ -1,6 +1,6 @@
 ;;; mailabbrev.el --- abbrev-expansion of mail aliases  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1985-1987, 1992-1993, 1996-1997, 2000-2022 Free
+;; Copyright (C) 1985-1987, 1992-1993, 1996-1997, 2000-2023 Free
 ;; Software Foundation, Inc.
 
 ;; Author: Jamie Zawinski <jwz@lucid.com; now jwz@jwz.org>
diff --git a/lisp/mail/mailalias.el b/lisp/mail/mailalias.el
index 57fb1117b60..e3e4122039b 100644
--- a/lisp/mail/mailalias.el
+++ b/lisp/mail/mailalias.el
@@ -1,6 +1,6 @@
 ;;; mailalias.el --- expand and complete mailing address aliases -*- lexical-binding: t -*-
 
-;; Copyright (C) 1985, 1987, 1995-1997, 2001-2022 Free Software
+;; Copyright (C) 1985, 1987, 1995-1997, 2001-2023 Free Software
 ;; Foundation, Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/mailclient.el b/lisp/mail/mailclient.el
index f0d312fd9ab..21ddef4b0fd 100644
--- a/lisp/mail/mailclient.el
+++ b/lisp/mail/mailclient.el
@@ -1,6 +1,6 @@
 ;;; mailclient.el --- mail sending via system's mail client.  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2005-2022 Free Software Foundation, Inc.
+;; Copyright (C) 2005-2023 Free Software Foundation, Inc.
 
 ;; Author: David Reitter <david.reitter@gmail.com>
 ;; Keywords: mail
diff --git a/lisp/mail/mailheader.el b/lisp/mail/mailheader.el
index b813fa78252..92ea13a11f1 100644
--- a/lisp/mail/mailheader.el
+++ b/lisp/mail/mailheader.el
@@ -1,6 +1,6 @@
 ;;; mailheader.el --- mail header parsing, merging, formatting  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1996, 2001-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1996, 2001-2023 Free Software Foundation, Inc.
 
 ;; Author: Erik Naggum <erik@naggum.no>
 ;; Keywords: tools, mail, news
diff --git a/lisp/mail/mspools.el b/lisp/mail/mspools.el
index 0673493487a..b5e4efa6be8 100644
--- a/lisp/mail/mspools.el
+++ b/lisp/mail/mspools.el
@@ -1,6 +1,6 @@
 ;;; mspools.el --- show mail spools waiting to be read  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1997, 2001-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1997, 2001-2023 Free Software Foundation, Inc.
 
 ;; Author: Stephen Eglen <stephen@gnu.org>
 ;; Created: 22 Jan 1997
diff --git a/lisp/mail/qp.el b/lisp/mail/qp.el
index dc6fe6091c2..08f843e28f8 100644
--- a/lisp/mail/qp.el
+++ b/lisp/mail/qp.el
@@ -1,6 +1,6 @@
 ;;; qp.el --- Quoted-Printable functions  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1998-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2023 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: mail, extensions
diff --git a/lisp/mail/reporter.el b/lisp/mail/reporter.el
index 231fa69baa2..1271be16151 100644
--- a/lisp/mail/reporter.el
+++ b/lisp/mail/reporter.el
@@ -1,6 +1,6 @@
 ;;; reporter.el --- customizable bug reporting of lisp programs  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1993-1998, 2001-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1993-1998, 2001-2023 Free Software Foundation, Inc.
 
 ;; Author:          1993-1998 Barry A. Warsaw
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/rfc2045.el b/lisp/mail/rfc2045.el
index d7cdc77e7f2..123519ad777 100644
--- a/lisp/mail/rfc2045.el
+++ b/lisp/mail/rfc2045.el
@@ -1,6 +1,6 @@
 ;;; rfc2045.el --- Functions for decoding rfc2045 headers  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1998-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2023 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; This file is part of GNU Emacs.
diff --git a/lisp/mail/rfc2047.el b/lisp/mail/rfc2047.el
index abb95a63f16..b30a3779aa7 100644
--- a/lisp/mail/rfc2047.el
+++ b/lisp/mail/rfc2047.el
@@ -1,6 +1,6 @@
 ;;; rfc2047.el --- functions for encoding and decoding rfc2047 messages  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1998-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2023 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;;	MORIOKA Tomohiko <morioka@jaist.ac.jp>
diff --git a/lisp/mail/rfc2231.el b/lisp/mail/rfc2231.el
index 0f64fad2607..8c156927589 100644
--- a/lisp/mail/rfc2231.el
+++ b/lisp/mail/rfc2231.el
@@ -1,6 +1,6 @@
 ;;; rfc2231.el --- Functions for decoding rfc2231 headers  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1998-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2023 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; This file is part of GNU Emacs.
diff --git a/lisp/mail/rfc6068.el b/lisp/mail/rfc6068.el
index 4863f3582c3..a0d03ac7908 100644
--- a/lisp/mail/rfc6068.el
+++ b/lisp/mail/rfc6068.el
@@ -1,6 +1,6 @@
 ;;; rfc6068.el --- support for rfc6068  -*- lexical-binding: t -*-
 
-;; Copyright (C) 2021-2022 Free Software Foundation, Inc.
+;; Copyright (C) 2021-2023 Free Software Foundation, Inc.
 
 ;; Keywords: mail
 
diff --git a/lisp/mail/rfc822.el b/lisp/mail/rfc822.el
index 525e6d5b584..866e5d7a1cc 100644
--- a/lisp/mail/rfc822.el
+++ b/lisp/mail/rfc822.el
@@ -1,6 +1,6 @@
 ;;; rfc822.el --- hairy RFC 822 (or later) parser for mail, news, etc.  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1986-1987, 1990, 2001-2022 Free Software Foundation,
+;; Copyright (C) 1986-1987, 1990, 2001-2023 Free Software Foundation,
 ;; Inc.
 
 ;; Author: Richard Mlynarik <mly@eddie.mit.edu>
diff --git a/lisp/mail/rmail-spam-filter.el b/lisp/mail/rmail-spam-filter.el
index 193d6095e4a..dd7fad0ad9c 100644
--- a/lisp/mail/rmail-spam-filter.el
+++ b/lisp/mail/rmail-spam-filter.el
@@ -1,6 +1,6 @@
 ;;; rmail-spam-filter.el --- spam filter for Rmail, the Emacs mail reader  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2002-2022 Free Software Foundation, Inc.
+;; Copyright (C) 2002-2023 Free Software Foundation, Inc.
 ;; Keywords: email, spam, filter, rmail
 ;; Author: Eli Tziperman <eli AT deas.harvard.edu>
 ;; Package: rmail
diff --git a/lisp/mail/rmail.el b/lisp/mail/rmail.el
index 2421b283e6b..659649b5d42 100644
--- a/lisp/mail/rmail.el
+++ b/lisp/mail/rmail.el
@@ -1,6 +1,6 @@
 ;;; rmail.el --- main code of "RMAIL" mail reader for Emacs  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1985-1988, 1993-1998, 2000-2022 Free Software
+;; Copyright (C) 1985-1988, 1993-1998, 2000-2023 Free Software
 ;; Foundation, Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/rmailedit.el b/lisp/mail/rmailedit.el
index 553fac26f9e..b65777acc34 100644
--- a/lisp/mail/rmailedit.el
+++ b/lisp/mail/rmailedit.el
@@ -1,6 +1,6 @@
 ;;; rmailedit.el --- "RMAIL edit mode"  Edit the current message  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1985, 1994, 2001-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1985, 1994, 2001-2023 Free Software Foundation, Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
 ;; Keywords: mail
diff --git a/lisp/mail/rmailkwd.el b/lisp/mail/rmailkwd.el
index 6535d68456b..82d91ff7870 100644
--- a/lisp/mail/rmailkwd.el
+++ b/lisp/mail/rmailkwd.el
@@ -1,6 +1,6 @@
 ;;; rmailkwd.el --- part of the "RMAIL" mail reader for Emacs  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1985, 1988, 1994, 2001-2022 Free Software Foundation,
+;; Copyright (C) 1985, 1988, 1994, 2001-2023 Free Software Foundation,
 ;; Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/rmailmm.el b/lisp/mail/rmailmm.el
index 416f7d1ea89..d2688118b97 100644
--- a/lisp/mail/rmailmm.el
+++ b/lisp/mail/rmailmm.el
@@ -1,6 +1,6 @@
 ;;; rmailmm.el --- MIME decoding and display stuff for RMAIL  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2006-2022 Free Software Foundation, Inc.
+;; Copyright (C) 2006-2023 Free Software Foundation, Inc.
 
 ;; Author: Alexander Pohoyda
 ;;	Alex Schroeder
diff --git a/lisp/mail/rmailmsc.el b/lisp/mail/rmailmsc.el
index 93463af46cf..b8258d584fc 100644
--- a/lisp/mail/rmailmsc.el
+++ b/lisp/mail/rmailmsc.el
@@ -1,6 +1,6 @@
 ;;; rmailmsc.el --- miscellaneous support functions for the RMAIL mail reader  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1985, 2001-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1985, 2001-2023 Free Software Foundation, Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
 ;; Keywords: mail
diff --git a/lisp/mail/rmailout.el b/lisp/mail/rmailout.el
index c1371308d4f..d0c0efec53b 100644
--- a/lisp/mail/rmailout.el
+++ b/lisp/mail/rmailout.el
@@ -1,6 +1,6 @@
 ;;; rmailout.el --- "RMAIL" mail reader for Emacs: output message to a file  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1985, 1987, 1993-1994, 2001-2022 Free Software
+;; Copyright (C) 1985, 1987, 1993-1994, 2001-2023 Free Software
 ;; Foundation, Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/rmailsort.el b/lisp/mail/rmailsort.el
index c203cf858e5..c2e358c5524 100644
--- a/lisp/mail/rmailsort.el
+++ b/lisp/mail/rmailsort.el
@@ -1,6 +1,6 @@
 ;;; rmailsort.el --- Rmail: sort messages  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1990, 1993-1994, 2001-2022 Free Software Foundation,
+;; Copyright (C) 1990, 1993-1994, 2001-2023 Free Software Foundation,
 ;; Inc.
 
 ;; Author: Masanobu UMEDA <umerin@mse.kyutech.ac.jp>
diff --git a/lisp/mail/rmailsum.el b/lisp/mail/rmailsum.el
index 20362d39d10..ba580907658 100644
--- a/lisp/mail/rmailsum.el
+++ b/lisp/mail/rmailsum.el
@@ -1,6 +1,6 @@
 ;;; rmailsum.el --- make summary buffers for the mail reader  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1985, 1993-1996, 2000-2022 Free Software Foundation,
+;; Copyright (C) 1985, 1993-1996, 2000-2023 Free Software Foundation,
 ;; Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/sendmail.el b/lisp/mail/sendmail.el
index 3f75faa077d..8d7e90ccacf 100644
--- a/lisp/mail/sendmail.el
+++ b/lisp/mail/sendmail.el
@@ -1,6 +1,6 @@
 ;;; sendmail.el --- mail sending commands for Emacs  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1985-1986, 1992-1996, 1998, 2000-2022 Free Software
+;; Copyright (C) 1985-1986, 1992-1996, 1998, 2000-2023 Free Software
 ;; Foundation, Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/smtpmail.el b/lisp/mail/smtpmail.el
index 8573532eac2..f0aa0c6ecf5 100644
--- a/lisp/mail/smtpmail.el
+++ b/lisp/mail/smtpmail.el
@@ -1,6 +1,6 @@
 ;;; smtpmail.el --- simple SMTP protocol (RFC 821) for sending mail  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1995-1996, 2001-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1995-1996, 2001-2023 Free Software Foundation, Inc.
 
 ;; Author: Tomoji Kagatani <kagatani@rbc.ncl.omron.co.jp>
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/supercite.el b/lisp/mail/supercite.el
index 558785de149..1a48c64a663 100644
--- a/lisp/mail/supercite.el
+++ b/lisp/mail/supercite.el
@@ -1,6 +1,6 @@
 ;;; supercite.el --- minor mode for citing mail and news replies  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1993-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1993-2023 Free Software Foundation, Inc.
 
 ;; Author: 1993 Barry A. Warsaw <bwarsaw@python.org>
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/undigest.el b/lisp/mail/undigest.el
index cdb1bec4788..39e047eee72 100644
--- a/lisp/mail/undigest.el
+++ b/lisp/mail/undigest.el
@@ -1,6 +1,6 @@
 ;;; undigest.el --- digest-cracking support for the RMAIL mail reader  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1985-1986, 1994, 1996, 2001-2022 Free Software
+;; Copyright (C) 1985-1986, 1994, 1996, 2001-2023 Free Software
 ;; Foundation, Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
diff --git a/lisp/mail/unrmail.el b/lisp/mail/unrmail.el
index 9e7194e4a02..7e0304c824c 100644
--- a/lisp/mail/unrmail.el
+++ b/lisp/mail/unrmail.el
@@ -1,6 +1,6 @@
 ;;; unrmail.el --- convert Rmail Babyl files to mbox files  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 1992, 2001-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1992, 2001-2023 Free Software Foundation, Inc.
 
 ;; Maintainer: emacs-devel@gnu.org
 ;; Keywords: mail
diff --git a/lisp/mail/uudecode.el b/lisp/mail/uudecode.el
index 1c6bfe157d6..7b3bad9e25c 100644
--- a/lisp/mail/uudecode.el
+++ b/lisp/mail/uudecode.el
@@ -1,6 +1,6 @@
 ;;; uudecode.el --- elisp native uudecode  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1998-2022 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2023 Free Software Foundation, Inc.
 
 ;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
 ;; Keywords: uudecode news
diff --git a/lisp/mail/yenc.el b/lisp/mail/yenc.el
index 5cc987eccd0..de1e1ee283a 100644
--- a/lisp/mail/yenc.el
+++ b/lisp/mail/yenc.el
@@ -1,6 +1,6 @@
 ;;; yenc.el --- elisp native yenc decoder  -*- lexical-binding:t -*-
 
-;; Copyright (C) 2002-2022 Free Software Foundation, Inc.
+;; Copyright (C) 2002-2023 Free Software Foundation, Inc.
 
 ;; Author: Jesper Harder <harder@ifa.au.dk>
 ;; Keywords: yenc news