diff --git a/lib/rackstash/rack.rb b/lib/rackstash/rack.rb
index 2e250ff..60f8564 100644
--- a/lib/rackstash/rack.rb
+++ b/lib/rackstash/rack.rb
@@ -4,6 +4,7 @@
 # This software may be modified and distributed under the terms
 # of the MIT license. See the LICENSE.txt file for details.
 
+require 'rackstash'
 require 'rack'
 
 module Rackstash