1 files changed, 5 insertions, 1 deletions

diff --git a/lisp/mail/sendmail.el b/lisp/mail/sendmail.el
index 0f697450c5a..89fcfa2f478 100644
--- a/lisp/mail/sendmail.el
+++ b/lisp/mail/sendmail.el
@@ -551,6 +551,9 @@ the user from the mailer."
 ;; This does the real work of sending a message via sendmail.
 ;; It is called via the variable send-mail-function.
 
+(defvar sendmail-coding-system 'coding-system-iso-2022-7
+  "Coding system to which to encode the mail.")
+
 (defun sendmail-send-it ()
   (require 'mail-utils)
   (let ((errbuf (if mail-interactive
@@ -691,7 +694,8 @@ the user from the mailer."
                 (re-search-forward "^To:\\|^cc:\\|^bcc:\\|^resent-to:\
 \\|^resent-cc:\\|^resent-bcc:"
                                    delimline t))
-              (let ((default-directory "/"))
+              (let ((default-directory "/")
+                    (coding-system-for-write sendmail-coding-system))
                 (apply 'call-process-region
                        (append (list (point-min) (point-max)
                                      (if (boundp 'sendmail-program)