diff --git a/config/environments/production.rb b/config/environments/production.rb
index 513645019..175c0d9a3 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -58,7 +58,7 @@ Rails.application.configure do
 
   config.action_mailer.perform_caching = false
 
-  config.action_mailer.default_url_options = { host: ENV["APP_HOST"], port: 3000 }
+  config.action_mailer.default_url_options = { host: ENV["APP_HOST"] }
   config.action_mailer.delivery_method = :smtp
   config.action_mailer.smtp_settings = {
     address: "smtp.gmail.com",
diff --git a/config/environments/sandbox.rb b/config/environments/sandbox.rb
index 513645019..175c0d9a3 100644
--- a/config/environments/sandbox.rb
+++ b/config/environments/sandbox.rb
@@ -58,7 +58,7 @@ Rails.application.configure do
 
   config.action_mailer.perform_caching = false
 
-  config.action_mailer.default_url_options = { host: ENV["APP_HOST"], port: 3000 }
+  config.action_mailer.default_url_options = { host: ENV["APP_HOST"] }
   config.action_mailer.delivery_method = :smtp
   config.action_mailer.smtp_settings = {
     address: "smtp.gmail.com",