diff --git a/config/environments/production.rb b/config/environments/production.rb
index 5bfc990a8..1b97dedb1 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -80,7 +80,7 @@ Rails.application.configure do
 
   config.action_mailer.perform_caching = false
 
-  config.action_mailer.delivery_method = ENV.fetch("MAILER_DELIVERY_METHOD", "sendmail").to_sym
+  config.action_mailer.delivery_method = ENV.fetch("MAILER_DELIVERY_METHOD", "smtp").to_sym
 
   config.action_mailer.smtp_settings = {
     address: ENV.fetch("SMTP_ADDRESS", "localhost"),