4 files changed, 5 insertions, 5 deletions
diff --git a/lisp/mail/mail-extr.el b/lisp/mail/mail-extr.el
index f1a455dce2d..bd9aef17a87 100644
--- a/lisp/mail/mail-extr.el
+++ b/lisp/mail/mail-extr.el
@@ -1852,8 +1852,8 @@ place.  It affects how `mail-extract-address-components' works."
 ;;
 ;; Source: ISO 3166 Maintenance Agency
 ;; http://www.iso.org/iso/en/prods-services/iso3166ma/02iso-3166-code-lists/list-en1-semic.txt
-;; http://www.iana.org/domain-names.htm
-;; http://www.iana.org/cctld/cctld-whois.htm
+;; https://www.iana.org/domain-names.htm
+;; https://www.iana.org/cctld/cctld-whois.htm
 ;; Latest change: 2007/11/15
 
 (defconst mail-extr-all-top-level-domains
diff --git a/lisp/mail/mailalias.el b/lisp/mail/mailalias.el
index 1f688734d47..2b76539e152 100644
--- a/lisp/mail/mailalias.el
+++ b/lisp/mail/mailalias.el
@@ -517,7 +517,7 @@ PREFIX is the string we want to complete."
 	    (setq mail-names
 		  (sort (append (if (consp mail-aliases)
 				    (mapcar
-				     (function (lambda (a) (list (car a))))
+                                     (lambda (a) (list (car a)))
 				     mail-aliases))
 				(if (consp mail-local-names)
 				    mail-local-names)
diff --git a/lisp/mail/rmail.el b/lisp/mail/rmail.el
index 8bcb9af4d16..7ff7db3e8cb 100644
--- a/lisp/mail/rmail.el
+++ b/lisp/mail/rmail.el
@@ -2786,7 +2786,7 @@ The current mail message becomes the message displayed."
 	(with-current-buffer rmail-view-buffer
 	  ;; We give the view buffer a buffer-local value of
 	  ;; rmail-header-style based on the binding in effect when
-	  ;; this function is called; `rmail-toggle-headers' can
+          ;; this function is called; `rmail-toggle-header' can
 	  ;; inspect this value to determine how to toggle.
 	  (set (make-local-variable 'rmail-header-style) header-style)
           ;; In case viewing the previous message sets the paragraph
diff --git a/lisp/mail/smtpmail.el b/lisp/mail/smtpmail.el
index 1786608dd67..63c8f14085a 100644
--- a/lisp/mail/smtpmail.el
+++ b/lisp/mail/smtpmail.el
@@ -50,7 +50,7 @@
 
 ;; Modified by Simon Josefsson <jas@pdc.kth.se>, 22/2/99, to support SMTP
 ;; Authentication by the AUTH mechanism.
-;; See http://www.ietf.org/rfc/rfc2554.txt
+;; See https://www.ietf.org/rfc/rfc2554.txt
 
 ;;; Code:
 ;;; Dependencies