diff --git a/.gitignore b/.gitignore
index eaa6e54c0..ede2e75e3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 .ruby-version
+coverage
diff --git a/Gemfile b/Gemfile
index bb809e42e..913bb1082 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,4 +4,5 @@ group :test do
   gem 'rake'
   gem 'minitest', '4.7.0'
   gem 'minitest-colorize'
+  gem 'coveralls', :require => false
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 4f4c95dbf..4f382ca18 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,15 +1,32 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    colorize (0.5.8)
+    coveralls (0.6.7)
+      colorize
+      multi_json (~> 1.3)
+      rest-client
+      simplecov (>= 0.7)
+      thor
+    mime-types (1.23)
     minitest (4.7.0)
     minitest-colorize (0.0.5)
       minitest (>= 2.0)
+    multi_json (1.7.2)
     rake (10.0.4)
+    rest-client (1.6.7)
+      mime-types (>= 1.16)
+    simplecov (0.7.1)
+      multi_json (~> 1.0)
+      simplecov-html (~> 0.7.1)
+    simplecov-html (0.7.1)
+    thor (0.18.1)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
+  coveralls
   minitest (= 4.7.0)
   minitest-colorize
   rake
diff --git a/README.md b/README.md
index 380adad31..ed2a38aa7 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@
 
 [![Build Status](https://travis-ci.org/phinze/homebrew-cask.png?branch=master)](https://travis-ci.org/phinze/homebrew-cask)
 [![Code Climate](https://codeclimate.com/github/phinze/homebrew-cask.png)](https://codeclimate.com/github/phinze/homebrew-cask)
+[![Coverage Status](https://coveralls.io/repos/phinze/homebrew-cask/badge.png?branch=master)](https://coveralls.io/r/phinze/homebrew-cask)
 
 Let's see if we can get the elegance, simplicity, and speed of Homebrew for the
 installation and management GUI Mac applications like Google Chrome and Adium.
diff --git a/test/cask/dsl_test.rb b/test/cask/dsl_test.rb
index 87b3f6e92..6be1a0660 100644
--- a/test/cask/dsl_test.rb
+++ b/test/cask/dsl_test.rb
@@ -57,7 +57,7 @@ describe Cask::DSL do
     end
 
     instance = CaskWithLinkables.new
-    Array(instance.linkables[:app]).must_equal %w[Foo.app Bar.app]
+    Array(instance.linkables[:app]).sort.must_equal %w[Bar.app Foo.app]
   end
 
   it "allow linkables to be set to empty" do
diff --git a/test/test_helper.rb b/test/test_helper.rb
index c0aa0a9a5..791c481a9 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -1,3 +1,4 @@
+require 'bundler'
 require 'bundler/setup'
 
 
@@ -31,8 +32,9 @@ Cask.default_tap = 'phinze-testcasks'
 # our own testy caskroom
 Cask.caskroom = HOMEBREW_PREFIX.join('TestCaskroom')
 
-# silence some extraneous UI messages for tests
-ENV['QUIET_TESTS'] = '1'
+# coveralls.io integration
+require 'coveralls'
+Coveralls.wear!
 
 class TestHelper
   # helper for test casks to reference local files easily