diff --git a/Rakefile b/Rakefile
index a8162ad8..92aee8f6 100644
--- a/Rakefile
+++ b/Rakefile
@@ -152,6 +152,7 @@ module JRubyJars
   def self.jruby_rack_jar_path
     File.expand_path("../jruby-rack-#{JRuby::Rack::VERSION}.jar", __FILE__)
   end
+  require jruby_rack_jar_path
 end
 }
   end