diff --git a/admin/Gemfile b/admin/Gemfile
index 74f6a2125..5ec8a3411 100644
--- a/admin/Gemfile
+++ b/admin/Gemfile
@@ -37,7 +37,6 @@ gem 'bootstrap-will_paginate', '0.0.6'
 gem 'carrierwave', '0.9.0'
 gem 'carrierwave_direct'
 gem 'uuidtools', '2.1.2'
-gem 'bcrypt-ruby', '3.0.1'
 gem 'jquery-rails' # , '2.3.0' # pinned because jquery-ui-rails was split from jquery-rails, but activeadmin doesn't support this gem yet
 gem 'jquery-ui-rails'
 gem 'rails3-jquery-autocomplete'