README.md in enum_help-0.0.1 vs README.md in enum_help-0.0.2

@@ -26,31 +26,33 @@
     $ gem install enum_help
 
 ## Usage
 
 
+required Rails 4.1.x
+
 In model file:
 
     class Order < ActiveRecord::Base
       enum status: { "nopayment" => 0, "finished" => 1 }
     end
 
 You can call:
 
     order = Order.first
-    order.update_attribut :status, 0
+    order.update_attribute :status, 0
     order.status
     # > nopayment
     order.status_i18n
     # > nopayment or 未支付
 
 In _form.html.erb using simple form:
 
     <%= f.input :status %>
 
-will generate select field with translations.
+This will generate select field with translations automaticlly.
 
-other arguments for simple_form are supported perfectly.
+Other arguments for simple_form are supported perfectly.
 
 e.g.
 
     <%= f.input :status, prompt: 'Please select a stauts' %>