change init

config/application.rb

@@ -43,7 +43,7 @@ module Osuny
 
     config.action_mailer.delivery_method = :smtp
     config.action_mailer.smtp_settings = {
-        address: "smtp-relay.sendinblue.com",
+        address: "smtp-relay.brevo.com",
         port: 587,
         user_name: ENV['SMTP_USER'],
         password: ENV['SMTP_PASSWORD'],