README.md in rack-vcr-0.1.4 vs README.md in rack-vcr-0.1.5

@@ -20,11 +20,11 @@
 
 ## Usage
 
 ### Capturing in Rails
 
-In `config/initializer/rack_vcr.rb`:
+In `config/initializers/rack_vcr.rb`:
 
 ```ruby
 if Rails.env.test?
   Rails.configuration.middleware.insert(0, Rack::VCR)
 end
@@ -36,20 +36,36 @@
 VCR.configure do |config|
   config.cassette_library_dir = 'doc/cassettes'
 end
 
 RSpec.configure do |config|
+  config.around(:each, type: :request) do |example|
+    host! "yourapp.hostname"
+    name = example.full_description.gsub /[^\w\-]/, '_'
+    VCR.use_cassette(name, record: :all) do
+      example.run
+    end
+  end
+end
+```
+
+The above example might not work if you were using RSpec 2.x, in which case you might need to write as follows:
+
+```ruby
+RSpec.configure do |config|
   config.around(:each, type: :request) do |ex|
     host! "yourapp.hostname"
     name = example.full_description.gsub /[^\w\-]/, '_'
     VCR.use_cassette(name, record: :all) do
       ex.run
     end
   end
 end
 ```
 
+Read more about the changes around `example` on [RSpec blog post](http://rspec.info/blog/2014/05/notable-changes-in-rspec-3/).
+
 ### Capturing in Sinatra/Rack
 
 In `spec/spec_helper.rb`:
 
 
@@ -109,10 +125,10 @@
     @app = app
   end
   
   def call(env)
     cassette = ... # determine cassette from env
-    VCR.use_cassette(casssette, record: :none) do
+    VCR.use_cassette(cassette, record: :none) do
       @app.call(env)
     end
   end
 end