diff --git a/config/application.yml.example b/config/application.yml.example
index e0f0f67d2..7d42e4250 100644
--- a/config/application.yml.example
+++ b/config/application.yml.example
@@ -31,13 +31,6 @@ RAILS_SECRET_TOKEN: "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
 # name that appears on the site, eg. in page titles
 GROWSTUFF_SITE_NAME: Growstuff (dev)
 
-# Mandrill is used to send transactional email (eg. signup
-# confirmations).  If using Heroku connect to Mandrill via Heroku addons
-# list then go to tools menu (upper right) and choose "SMTP and API
-# Credentials"
-GROWSTUFF_MANDRILL_USERNAME: "dummy"
-GROWSTUFF_MANDRILL_APIKEY: "dummy"
-
 # Mailchimp is used for subscribing/unsubscribing people from the newsletter
 # To fetch list IDs using Gibbon (and thus find the ID of your newsletter):
 #   $ rails c
diff --git a/config/environments/development.rb b/config/environments/development.rb
index 888bee353..46106e08d 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -63,13 +63,6 @@ Rails.application.configure do
   config.action_mailer.default_url_options = { host: 'localhost:3000' }
 
   config.action_mailer.delivery_method = :letter_opener
-  config.action_mailer.smtp_settings = {
-    port:           '587',
-    address:        'smtp.mandrillapp.com',
-    user_name:      ENV['GROWSTUFF_MANDRILL_USERNAME'],
-    password:       ENV['GROWSTUFF_MANDRILL_APIKEY'],
-    authentication: :login
-  }
 
   config.host = 'localhost:3000'
   config.analytics_code = ''