README.md in uniqable-0.1.3 vs README.md in uniqable-0.2.0

@@ -39,9 +39,11 @@
 ```
 
 anyway you have one more method `.find_uniqable` which one you can use to find your model record
 ```ruby
   MyModel.find_uniqable params[:uid]
+  # or
+ MyModel.find_uniqable! params[:uid] # this will raise exception ActiveRecord::RecordNotFound if record is absent 
 ```
 and another one is `.uniqable_fields`
 ```ruby
   MyModel.uniqable_fields
 ```