1 files changed, 2 insertions, 1 deletions

diff --git a/lisp/international/mule-conf.el b/lisp/international/mule-conf.el
index 736ced7c85c..5d014d2d964 100644
--- a/lisp/international/mule-conf.el
+++ b/lisp/international/mule-conf.el
@@ -341,7 +341,8 @@ sequence of the text in buffers and strings.  An exception is made for
 eight-bit-control characters.  Each of them is encoded into a single
 byte."
  nil
- '((safe-charsets . t)))
+ '((safe-charsets . t)
+   (composition . t)))
 
 (make-coding-system
  'raw-text 5 ?t