diff --git a/Gemfile b/Gemfile
index 9baa89eb..bafe0b2b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -112,9 +112,10 @@ group :test do
   gem 'cuprite'
   gem 'database_cleaner'
   gem 'fabrication'
+  gem 'm'
   gem 'mocha', require: false
   gem 'rails-controller-testing'
-  gem 'webmock'
   gem 'selenium-webdriver'
   gem 'webdrivers'
+  gem 'webmock'
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index db988d9c..e83c8cb9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -354,6 +354,9 @@ GEM
     loofah (2.22.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
+    m (1.6.2)
+      method_source (>= 0.6.7)
+      rake (>= 0.9.2.2)
     mail (2.8.1)
       mini_mime (>= 0.1.1)
       net-imap
@@ -720,6 +723,7 @@ DEPENDENCIES
   kaminari
   kaminari-bootstrap
   listen
+  m
   matrix
   mini_racer
   minitest-reporters