diff --git a/app/models/course.rb b/app/models/course.rb
index 796ea3c9..ff56ed80 100644
--- a/app/models/course.rb
+++ b/app/models/course.rb
@@ -139,7 +139,8 @@ class Course < ActiveRecord::Base
   'choose_group_allow',
   'credit',
   'homepage_show',
-  'show_unit'
+  'show_unit',
+  'email_notify'
 
   acts_as_customizable