diff --git a/runtime/syntax/eruby.vim b/runtime/syntax/eruby.vim
index f85e009..22a8453 100644
--- a/runtime/syntax/eruby.vim
+++ b/runtime/syntax/eruby.vim
@@ -82,4 +82,4 @@
   unlet main_syntax
 endif
 
-" vim: nowrap sw=2 sts=2 ts=8 ff=unix:
+" vim: nowrap sw=2 sts=2 ts=8 :