diff --git a/app/controllers/mailgun_controller.rb b/app/controllers/mailgun_controller.rb
index 83e6fe78..614d185e 100644
--- a/app/controllers/mailgun_controller.rb
+++ b/app/controllers/mailgun_controller.rb
@@ -25,7 +25,7 @@ class MailgunController < ApplicationController
 
   def verify
     unless params['signature'] == OpenSSL::HMAC.hexdigest(
-            OpenSSL::Digest::Digest.new('sha256'),
+            OpenSSL::Digest.new('sha256'),
             SITE_CONFIG['mailgun_api_key'],
             '%s%s' % [params['timestamp'], params['token']]
          )