diff --git a/app/models/syllabus.rb b/app/models/syllabus.rb
index fff88c83f..5314f8dbd 100644
--- a/app/models/syllabus.rb
+++ b/app/models/syllabus.rb
@@ -9,9 +9,9 @@ class Syllabus < ActiveRecord::Base
   Elasticsearch::Model::Response::Response.__send__ :include, Elasticsearch::Model::Response::Pagination::Kaminari
   settings index: { number_of_shards: 5 } do
     mappings dynamic: 'false' do
-      indexes :name, analyzer: 'smartcn',index_options: 'offsets'
+      indexes :title, analyzer: 'smartcn',index_options: 'offsets'
       indexes :description, analyzer: 'smartcn',index_options: 'offsets'
-      indexes :updated_on, index:"not_analyzed", type:'date'
+      indexes :updated_at, index:"not_analyzed", type:'date'
     end
   end
   acts_as_taggable