diff --git a/Gemfile.lock b/Gemfile.lock
index b4bb8510..37effc92 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -40,7 +40,7 @@ GIT
 
 GIT
   remote: git://github.com/travis-ci/travis-core.git
-  revision: 97deed578fb6b9ed5ac5063049d22f29912cab3c
+  revision: 7c84635b5c180a716150c4300bff3ea8f381248c
   branch: sf-travis-api
   specs:
     travis-core (0.0.1)
diff --git a/lib/travis/api/app/helpers/responders/json.rb b/lib/travis/api/app/helpers/responders/json.rb
index 0e5467b8..e05c50ab 100644
--- a/lib/travis/api/app/helpers/responders/json.rb
+++ b/lib/travis/api/app/helpers/responders/json.rb
@@ -1,7 +1,7 @@
 module Travis::Api::App::Helpers::Responders
   class Json < Base
     ACCEPT_VERSION  = /vnd\.travis-ci\.(\d+)\+/
-    DEFAULT_VERSION = 'v1'
+    DEFAULT_VERSION = 'v2'
 
     def render
       options[:version] ||= version