diff --git a/bin/jekyll b/bin/jekyll
index 1f3cc5672d7..7ba70e6dd71 100755
--- a/bin/jekyll
+++ b/bin/jekyll
@@ -18,6 +18,13 @@ HELP
 require 'optparse'
 require 'jekyll'
 
+# Dynamically add other tags on a per site basis
+if File.directory?('_tags')
+  Dir.chdir('_tags') do
+    Dir['*.rb'].each {|file| require file}
+  end
+end
+
 exec = {}
 options = {}
 opts = OptionParser.new do |opts|