diff --git a/runtime/doc/rileft.txt b/runtime/doc/rileft.txt
index 17bfdba..f5ec8e8 100644
--- a/runtime/doc/rileft.txt
+++ b/runtime/doc/rileft.txt
@@ -121,4 +121,4 @@
 o  There is no full bidirectionality (bidi) support.
 
 
- vim:tw=78:ts=8:ft=help:norl:
+ vim:tw=78:ts=8:noet:ft=help:norl: