README.md in sid-0.0.2 vs README.md in sid-0.0.3

@@ -12,9 +12,10 @@
 
 In the models, add:
 
     class Page < ActiveRecord::Base
       has_sid :account_id
+      # has_sid, :account_id, :sid_column => :some_other_column # you can specify what column it will consider the sid column. Defaults to `sid`
     end
 
 ## Contributing to sid
 
 * Check out the latest master to make sure the feature hasn't been implemented or the bug hasn't been fixed yet