diff --git a/README.md b/README.md
index 1b84135..db5bae4 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ This is a [Liquid](http://www.liquidmarkup.org/) Filter that will display the do
 Installation
 ------------
 This was originally developed for use with [Jekyll](http://jekyllrb.com/), to register it as a plugin,
-copy `domain_name.filter.rb` to your `_plugins` directory.
+copy `_plugins/domain_name.filter.rb` to your `_plugins` directory.
 
 How to use it
 -------------
diff --git a/domain_name.filter.rb b/_plugins/domain_name.filter.rb
similarity index 100%
rename from domain_name.filter.rb
rename to _plugins/domain_name.filter.rb
diff --git a/test/test_domain_name.rb b/test/test_domain_name.rb
index 18f5a3f..659c2dd 100644
--- a/test/test_domain_name.rb
+++ b/test/test_domain_name.rb
@@ -1,5 +1,5 @@
 require 'test/unit'
-require_relative '../domain_name.filter'
+require_relative '../_plugins/domain_name.filter'
 
 class FilterTest < Test::Unit::TestCase
   include Liquid