Update runtime files.
diff --git a/runtime/doc/usr_26.txt b/runtime/doc/usr_26.txt
index f3afe9b..8cf5aeb 100644
--- a/runtime/doc/usr_26.txt
+++ b/runtime/doc/usr_26.txt
@@ -218,4 +218,4 @@
 
 Next chapter: |usr_27.txt|  Search commands and patterns
 
-Copyright: see |manual-copyright|  vim:tw=78:ts=8:ft=help:norl:
+Copyright: see |manual-copyright|  vim:tw=78:ts=8:noet:ft=help:norl: