diff --git a/.travis.yml b/.travis.yml
index eb9f9e1..e0d55b5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,16 +1,21 @@
+sudo: false
 language: ruby
 script: bundle exec rake
 rvm:
   - 1.9.3
   - 2.0.0
   - 2.1.5
+  - 2.2.0
   - jruby-19mode
 gemfile:
   - test/gemfiles/Gemfile.rails-3.2.x
   - test/gemfiles/Gemfile.rails-4.0.x
   - test/gemfiles/Gemfile.rails-4.1.x
+  - test/gemfiles/Gemfile.rails-4.2.x
 matrix:
   exclude:
     - rvm: 1.9.3
       gemfile: spec/gemfiles/rails-4.1.x.gemfile
+    - rvm: 1.9.3
+      gemfile: spec/gemfiles/rails-4.2.x.gemfile
   fast_finish: true
diff --git a/test/gemfiles/Gemfile.rails-3.2.x b/test/gemfiles/Gemfile.rails-3.2.x
index 807d508..307b006 100644
--- a/test/gemfiles/Gemfile.rails-3.2.x
+++ b/test/gemfiles/Gemfile.rails-3.2.x
@@ -1,5 +1,5 @@
 source "https://rubygems.org"
 gemspec :path => "./../.."
 
-gem "activesupport", "3.2.21"
+gem "activesupport", "~> 3.2.21"
 gem 'coveralls', :require => false
diff --git a/test/gemfiles/Gemfile.rails-4.0.x b/test/gemfiles/Gemfile.rails-4.0.x
index d0ba550..3f5cd39 100644
--- a/test/gemfiles/Gemfile.rails-4.0.x
+++ b/test/gemfiles/Gemfile.rails-4.0.x
@@ -1,5 +1,5 @@
 source "https://rubygems.org"
 gemspec :path => "./../.."
 
-gem "activesupport", "4.0.12"
+gem "activesupport", "~> 4.0.12"
 gem 'coveralls', :require => false
diff --git a/test/gemfiles/Gemfile.rails-4.1.x b/test/gemfiles/Gemfile.rails-4.1.x
index 968e056..8fb28f7 100644
--- a/test/gemfiles/Gemfile.rails-4.1.x
+++ b/test/gemfiles/Gemfile.rails-4.1.x
@@ -1,5 +1,5 @@
 source "https://rubygems.org"
 gemspec :path => "./../.."
 
-gem "activesupport", "4.1.8"
+gem "activesupport", "~> 4.1.8"
 gem 'coveralls', :require => false
diff --git a/test/gemfiles/Gemfile.rails-4.2.x b/test/gemfiles/Gemfile.rails-4.2.x
new file mode 100644
index 0000000..929aa13
--- /dev/null
+++ b/test/gemfiles/Gemfile.rails-4.2.x
@@ -0,0 +1,5 @@
+source "https://rubygems.org"
+gemspec :path => "./../.."
+
+gem "activesupport", "~> 4.2.0"
+gem 'coveralls', :require => false