README.md in africastalking-ruby-2.1.6 vs README.md in africastalking-ruby-2.1.7

@@ -47,17 +47,9 @@
 ```
 
 #### Create authentication Token
 
 ```ruby
-token.createCheckoutToken options
-```
-- `options`
-    - `phoneNumber`: The phone number you want to create a subscription for
-
-#### Create Checkout Token
-
-```ruby
 token.generateAuthToken phoneNumber
 ```
 
 
 ### Airtime