diff --git a/plugin/rtf_highlight.vim b/plugin/rtf_highlight.vim
index 0470665..5fca175 100644
--- a/plugin/rtf_highlight.vim
+++ b/plugin/rtf_highlight.vim
@@ -31,7 +31,7 @@ function! RTFHighlight(line1,line2,...)
   endif
   
   let content = join(getline(a:line1,a:line2),"\n")
-  let command = "highlight --syntax " . a:1 . " -s " . g:rtfh_theme . " -R -k " . g:rtfh_font . " -K " . g:rtfh_size . " 2> /dev/null"
+  let command = "highlight --syntax " . a:1 . " -s " . g:rtfh_theme . " -O rtf -k " . g:rtfh_font . " -K " . g:rtfh_size . " 2> /dev/null"
   let output = system(command,content)
   " let @* = output
   " for some reason text copied this way