diff --git a/runtime/doc/mbyte.txt b/runtime/doc/mbyte.txt
index 99ce10f..24fed6d 100644
--- a/runtime/doc/mbyte.txt
+++ b/runtime/doc/mbyte.txt
@@ -1467,4 +1467,4 @@
 	Taro Muraoka  <koron@tka.att.ne.jp>
 	Yasuhiro Matsumoto <mattn@mail.goo.ne.jp>
 
- vim:tw=78:ts=8:ft=help:norl:
+ vim:tw=78:ts=8:noet:ft=help:norl: