diff --git a/README.md b/README.md
index 84edcbe..cd3fbc0 100644
--- a/README.md
+++ b/README.md
@@ -118,13 +118,13 @@ For POST and PUT requests you need to pass in the body in under the `params` key
 
 When creating a resource, the library will automatically include a randomly-generated
 [idempotency key](https://developer.gocardless.com/api-reference/#making-requests-idempotency-keys)
-- this means that if a request appears to fail but is in fact successful (for example due
+- This means that if a request appears to fail but is in fact successful (for example due
 to a timeout), you will not end up creating multiple duplicates of the resource.
 - By default if a request results in an Idempotency Key conflict
   the library will make a second request and return the object that was
   originally created with the Idempotency Key. If you wish, you can instead configure
   the client to raise the conflict for you to handle. e.g
-  ```
+  ```rb
   @client = GoCardlessPro::Client.new(
     access_token: ENV["GOCARDLESS_TOKEN"],
     on_idempotency_conflict: :raise,