diff --git a/README.markdown b/README.markdown
index 7ed0cda..db1ccfa 100644
--- a/README.markdown
+++ b/README.markdown
@@ -77,7 +77,7 @@ Edit the models to code the relation:
 ````ruby
 class Project < ActiveRecord::Base
   has_many :tasks
-  accepts_nested_attributes_for :tasks
+  accepts_nested_attributes_for :tasks, :reject_if => :all_blank, :allow_destroy => true
 end
 
 class Task < ActiveRecord::Base