diff --git a/Gemfile b/Gemfile
index 4c5750f6d..ebd9dc291 100644
--- a/Gemfile
+++ b/Gemfile
@@ -19,6 +19,7 @@ gem 'will_paginate'
 gem 'actionmailer'
 gem 'sendgrid'
 gem 'aws-sdk', '1.8.0'
+gem 'aasm', '3.0.16'
 
 if devenv
   gem 'jam_db', :path=> "#{workspace}/jam-db/target/ruby_package"