diff --git a/bin/jekyll2 b/bin/jekyll2
index 7c99f953..76e4c94d 100755
--- a/bin/jekyll2
+++ b/bin/jekyll2
@@ -29,6 +29,7 @@ command :build do |c|
   c.syntax = 'jekyll build [options]'
   c.description = 'Build your site with the option of auto-renegeration'
   c.option '-w', '--watch', 'Watch for changes and rebuild'
+  c.option '--lsi', 'Use LSI for improved related posts'
   c.action do |args, options|
     options.defaults :serving => false
     options = Jekyll.configuration(options.__hash__)
@@ -50,6 +51,7 @@ command :serve do |c|
   c.syntax = 'jekyll serve [options]'
   c.description = 'Serve your site locally with the option of auto-regeneration'
   c.option '-w', '--watch', 'Watch for changes and rebuild'
+  c.option '--lsi', 'Use LSI for improved related posts'
   c.option '-p', '--port [PORT]', 'Port to listen on'
   c.option '-h', '--host [HOST]', 'Host to bind to'
   c.option '-b', '--baseurl [URL]', 'Base URL'