1 files changed, 5 insertions, 4 deletions

diff --git a/lisp/mail/mailalias.el b/lisp/mail/mailalias.el
index 77630023099..cc1988d28a9 100644
--- a/lisp/mail/mailalias.el
+++ b/lisp/mail/mailalias.el
@@ -120,7 +120,8 @@ By default, this is the file specified by `mail-personal-alias-file'."
             (cond ((get-file-buffer file)
                    (insert (save-excursion
                              (set-buffer (get-file-buffer file))
-                             (buffer-substring (point-min) (point-max)))))
+                             (buffer-substring-no-properties
+                              (point-min) (point-max)))))
                   ((file-exists-p file) (insert-file-contents file))
                   ((file-exists-p (setq file (concat "~/" file)))
                    (insert-file-contents file))
@@ -139,8 +140,8 @@ By default, this is the file specified by `mail-personal-alias-file'."
             ;; handle `source' directives -- Eddy/1994/May/25
             (cond ((re-search-forward "^source[ \t]+" nil t)
                    (re-search-forward "\\S-+")
-                   (setq file
-                         (buffer-substring (match-beginning 0) (match-end 0)))
+                   (setq file (buffer-substring-no-properties
+                               (match-beginning 0) (match-end 0)))
                    (beginning-of-line)
                    (insert "# ") ; to ensure we don't re-process this file
                    (beginning-of-line))
@@ -153,7 +154,7 @@ By default, this is the file specified by `mail-personal-alias-file'."
               (end-of-line)
               (define-mail-alias
                 name
-                (buffer-substring start (point))
+                (buffer-substring-no-properties start (point))
                 t)))
           mail-aliases)
       (if buffer (kill-buffer buffer))