diff --git a/config/environments/beta.rb b/config/environments/beta.rb
index 11025f141..d89e30cf1 100644
--- a/config/environments/beta.rb
+++ b/config/environments/beta.rb
@@ -1,8 +1 @@
 require_relative "production"
-
-Rails.application.configure do
-  config.action_mailer.smtp_settings[:domain] = "fizzy-beta.37signals.com"
-  config.action_mailer.smtp_settings[:address] = "smtp-outbound-staging"
-  config.action_mailer.default_url_options     = { host: "fizzy-beta.37signals.com", protocol: "https" }
-  config.action_controller.default_url_options = { host: "fizzy-beta.37signals.com", protocol: "https" }
-end
diff --git a/config/environments/production.rb b/config/environments/production.rb
index f1d786279..bdb274efb 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -69,12 +69,6 @@ Rails.application.configure do
   # Set this to true and configure the email server for immediate delivery to raise delivery errors.
   # config.action_mailer.raise_delivery_errors = false
 
-  # Set host to be used by links generated in mailer and notification view templates.
-  config.action_controller.default_url_options = { host: "app.fizzy.do", protocol: "https" }
-  config.action_mailer.default_url_options     = { host: "app.fizzy.do", protocol: "https" }
-
-  config.action_mailer.smtp_settings = { domain: "app.fizzy.do", address: "smtp-outbound", port: 25, enable_starttls_auto: false }
-
   # Enable locale fallbacks for I18n (makes lookups for any locale fall back to
   # the I18n.default_locale when a translation cannot be found).
   config.i18n.fallbacks = true
diff --git a/config/environments/staging.rb b/config/environments/staging.rb
index f23bc800b..d89e30cf1 100644
--- a/config/environments/staging.rb
+++ b/config/environments/staging.rb
@@ -1,8 +1 @@
 require_relative "production"
-
-Rails.application.configure do
-  config.action_mailer.smtp_settings[:domain] = "fizzy.37signals-staging.com"
-  config.action_mailer.smtp_settings[:address] = "smtp-outbound-staging"
-  config.action_mailer.default_url_options     = { host: "fizzy.37signals-staging.com", protocol: "https" }
-  config.action_controller.default_url_options = { host: "fizzy.37signals-staging.com", protocol: "https" }
-end