1 files changed, 2 insertions, 2 deletions

diff --git a/lisp/gnus/message.el b/lisp/gnus/message.el
index fc339a4585f..1ca7c5cafef 100644
--- a/lisp/gnus/message.el
+++ b/lisp/gnus/message.el
@@ -48,6 +48,7 @@
 (require 'dired)
 (require 'mm-util)
 (require 'rfc2047)
+(require 'puny)
 
 (autoload 'mailclient-send-it "mailclient")
 
@@ -1910,7 +1911,6 @@ You must have the \"hashcash\" binary installed, see `hashcash-path'."
 (autoload 'gnus-output-to-rmail "gnus-util")
 (autoload 'gnus-request-post "gnus-int")
 (autoload 'gnus-server-string "gnus")
-(autoload 'idna-to-ascii "idna")
 (autoload 'message-setup-toolbar "messagexmas")
 (autoload 'mh-new-draft-name "mh-comp")
 (autoload 'mh-send-letter "mh-comp")
@@ -5851,7 +5851,7 @@ subscribed address (and not the additional To and Cc header contents)."
         ;; the domain part, i.e., if it is a local user's address.
         (setq ace (if (string-match "\\`[[:ascii:]]*\\'" rhs)
                       rhs
-                    (downcase (idna-to-ascii rhs))))
+                    (downcase (puny-encode-domain rhs))))
         (when (and (not (equal rhs ace))
                    (or (not (eq message-use-idna 'ask))
                        (y-or-n-p (format "Replace %s with %s in %s:? "