1 files changed, 2 insertions, 0 deletions
diff --git a/Gemfile b/Gemfile
index e500bfb7885..99c1dfa7c0c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -222,6 +222,8 @@ gem 'net-ssh',            '~> 3.0.1'
 # Sentry integration
 gem 'sentry-raven', '~> 0.15'
 
+gem 'premailer-rails', '~> 1.9.0'
+
 # Metrics
 group :metrics do
   gem 'allocations', '~> 1.0', require: false, platform: :mri