wercker.yml in backlog-api-client-0.0.1 vs wercker.yml in backlog-api-client-0.0.2

@@ -5,10 +5,10 @@
     # See the Ruby section on the wercker devcenter:
     # http://devcenter.wercker.com/articles/languages/ruby.html
     steps:
         # Uncomment this to force RVM to use a specific Ruby version
         - rvm-use:
-              version: 2.1.2
+              version: 2.1.5
 
         - script:
             name: bundle
             code: gem install bundler