README.md in hyperclient-0.8.0 vs README.md in hyperclient-0.8.1

@@ -8,11 +8,11 @@
 
 Hyperclient is a Hypermedia API client written in Ruby. It fully supports [JSON HAL](http://stateless.co/hal_specification.html).
 
 ## Usage
 
-The examples in this README use the [Splines Demo API](https://github.com/dblock/grape-with-roar) running [here](https://grape-with-roar.herokuapp.com/api). If you're upgrading from a previous version, please make sure to read [UPGRADING](UPGRADING.md).
+The examples in this README use the [Splines Demo API](https://github.com/ruby-grape/grape-with-roar) running [here](https://grape-with-roar.herokuapp.com/api). If you're upgrading from a previous version, please make sure to read [UPGRADING](UPGRADING.md).
 
 ### API Client
 
 Create an API client.
 
@@ -197,10 +197,11 @@
     Acme::App.instance
   end
 
   let(:client) do
     Hyperclient.new('http://example.org/api') do |client|
+      client.headers['Content-Type'] = 'application/json'
       client.connection(default: false) do |conn|
         conn.request :json
         conn.response :json
         conn.use Faraday::Adapter::Rack, app
       end
@@ -211,10 +212,10 @@
     expect(client.splines.count).to eq 3
   end
 end
 ```
 
-For a complete example refer to [this Splines Demo API test](https://github.com/dblock/grape-with-roar/blob/master/spec/api/splines_endpoint_with_hyperclient_spec.rb).
+For a complete example refer to [this Splines Demo API test](https://github.com/ruby-grape/grape-with-roar/blob/master/spec/api/splines_endpoint_with_hyperclient_spec.rb).
 
 ## Reference
 
 [Hyperclient API Reference](http://rubydoc.org/github/codegram/hyperclient/master/frames).