diff --git a/Gemfile.lock b/Gemfile.lock
index 5dac3a14..464c0689 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -66,6 +66,7 @@ PATH
       hubble (~> 0.1)
       newrelic_rpm (~> 3.3.0)
       pg (~> 0.13.2)
+      rack-contrib (~> 1.1)
       rack-ssl (~> 1.3)
       redcarpet (~> 2.1)
       sinatra (~> 1.3)
@@ -107,13 +108,13 @@ GEM
     avl_tree (1.1.3)
     backports (2.6.4)
     builder (3.0.3)
-    daemons (1.1.8)
+    daemons (1.1.9)
     data_migrations (0.0.1)
       activerecord
       rake
     diff-lcs (1.1.3)
     erubis (2.7.0)
-    eventmachine (0.12.10)
+    eventmachine (1.0.0)
     factory_girl (2.4.2)
       activesupport
     faraday (0.8.4)
@@ -163,6 +164,8 @@ GEM
     rack (1.4.1)
     rack-cache (1.2)
       rack (>= 0.4)
+    rack-contrib (1.1.0)
+      rack (>= 0.9.1)
     rack-protection (1.2.0)
       rack
     rack-ssl (1.3.2)
@@ -201,7 +204,7 @@ GEM
     simple_states (0.1.1)
       activesupport
       hashr (~> 0.0.10)
-    sinatra (1.3.2)
+    sinatra (1.3.3)
       rack (~> 1.3, >= 1.3.6)
       rack-protection (~> 1.2)
       tilt (~> 1.3, >= 1.3.3)
diff --git a/lib/travis/api/app.rb b/lib/travis/api/app.rb
index 458a06e6..7a06db03 100644
--- a/lib/travis/api/app.rb
+++ b/lib/travis/api/app.rb
@@ -6,6 +6,7 @@ require 'travis'
 require 'backports'
 require 'rack'
 require 'rack/protection'
+require 'rack/contrib'
 require 'active_record'
 require 'redis'
 require 'gh'
@@ -52,6 +53,7 @@ class Travis::Api::App
     @app = Rack::Builder.app do
       use Rack::Protection::PathTraversal
       use Rack::SSL if Endpoint.production?
+      use Rack::JSONP
       use ActiveRecord::ConnectionAdapters::ConnectionManagement
 
       use Rack::Config do |env|
diff --git a/travis-api.gemspec b/travis-api.gemspec
index 4c8653fa..ce4d28e4 100644
--- a/travis-api.gemspec
+++ b/travis-api.gemspec
@@ -126,5 +126,6 @@ Gem::Specification.new do |s|
   s.add_dependency 'sinatra-contrib', '~> 1.3'
   s.add_dependency 'redcarpet',       '~> 2.1'
   s.add_dependency 'rack-ssl',        '~> 1.3'
+  s.add_dependency 'rack-contrib',    '~> 1.1'
 end