diff --git a/Gemfile b/Gemfile
index 6e81166..b44b2cd 100644
--- a/Gemfile
+++ b/Gemfile
@@ -31,7 +31,8 @@ gem 'nokogiri'
 gem 'httparty'
 
 #database
-gem 'mongoid', github: "mongoid/mongoid"
+# gem 'mongoid', github: "mongoid/mongoid"
+gem 'mongoid', '~> 4.0.2'
 
 #file uploading and carrierwave
 gem "mini_magick", "3.5.0"