diff --git a/test/helper.rb b/test/helper.rb
index <HASH>..<HASH> 100644
--- a/test/helper.rb
+++ b/test/helper.rb
@@ -1,4 +1,5 @@
 require 'rubygems' if RUBY_VERSION < '1.9.0'
+gem 'test-unit'
 require "test/unit"
 require 'em-spec/test'
 Dir.glob(File.dirname(__FILE__) + '/../lib/sensu/*', &method(:require))
[travis] em-spec working w/ ruby <I>