.travis.yml in simple_enum-1.5.0 vs .travis.yml in simple_enum-1.5.1

@@ -1,10 +1,11 @@
+language: ruby
 env:
   - ORM=active_record
   - ORM=mongoid
 rvm:
   - 1.8.7
   - 1.9.3
 gemfile:
   - gemfiles/rails-3.0.gemfile
   - gemfiles/rails-3.1.gemfile
-  - gemfiles/rails-3.2.gemfile
\ No newline at end of file
+  - gemfiles/rails-3.2.gemfile