diff --git a/.travis.yml b/.travis.yml
index da62b4a..ad9d1c4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,5 @@
 language: ruby
 rvm:
-  - 1.9.2
-  - 1.9.3
+  - 2.0.0
+  - 2.1.0
 script: bundle exec rspec spec
diff --git a/lib/metaforce.rb b/lib/metaforce.rb
index 1f0a74e..19f019c 100644
--- a/lib/metaforce.rb
+++ b/lib/metaforce.rb
@@ -1,5 +1,6 @@
 require 'savon'
 require 'hashie'
+require 'active_support'
 require 'active_support/core_ext'
 
 require 'metaforce/version'