1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/gnus/mm-util.el b/lisp/gnus/mm-util.el
index 4ad91852432..421a2204d12 100644
--- a/lisp/gnus/mm-util.el
+++ b/lisp/gnus/mm-util.el
@@ -355,7 +355,7 @@ used as the line break code type of the coding system."
         "Set the multibyte flag of the current buffer.
 Only do this if the default value of `enable-multibyte-characters' is
 non-nil.  This is a no-op in XEmacs."
-        (set-buffer-multibyte t))
+        (set-buffer-multibyte 'to))
     (defalias 'mm-enable-multibyte 'ignore))
 
   (if mm-emacs-mule