1 files changed, 1 insertions, 0 deletions
diff --git a/Gemfile b/Gemfile
index 26e4e195def..e8b0b244d1e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -101,6 +101,7 @@ group :development, :test do
   gem "rspec-rails"
   gem "capybara"
   gem "capybara-webkit"
+  gem "headless"
   gem "autotest"
   gem "autotest-rails"
   gem "pry"