diff --git a/config/initializers/hosts.rb b/config/initializers/hosts.rb
index 58ee2e39..db8bd9c4 100644
--- a/config/initializers/hosts.rb
+++ b/config/initializers/hosts.rb
@@ -1,11 +1,10 @@
 # frozen_string_literal: true
 
 Rails.application.configure do
-  next unless ENV['RAILS_ENV'] == 'development'
+  next Rails.env.test?
 
   domain = ENV.fetch('SUTTY', 'sutty.nl')
 
-  config.hosts << domain
   config.hosts << "panel.#{domain}"
   config.hosts << "api.#{domain}"
 end