diff --git a/railties/guides/source/active_record_validations_callbacks.textile b/railties/guides/source/active_record_validations_callbacks.textile
index 5dc6ef3774..58a184a48e 100644
--- a/railties/guides/source/active_record_validations_callbacks.textile
+++ b/railties/guides/source/active_record_validations_callbacks.textile
@@ -738,7 +738,20 @@ person.errors.size # => 0
 
 h3. Displaying Validation Errors in the View
 
-Rails provides built-in helpers to display the error messages of your models in your view templates.
+Rails maintains an official plugin that provides helpers to display the error messages of your models in your view templates. You can install it as a plugin or as a Gem.
+
+h4. Installing as a plugin
+<shell>
+$ rails plugin install git://github.com/rails/dynamic_form.git
+</shell>
+
+h4 Installing as a Gem
+Add this line on your Gemfile:
+<ruby>
+gem "dynamic_form"
+</ruby>
+
+Now you will have access to these two methods in your view templates:
 
 h4. +error_messages+ and +error_messages_for+