diff --git a/config/environments/development.rb b/config/environments/development.rb
index eb62346400..306bd99f25 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -41,6 +41,7 @@ Discourse::Application.configure do
   BetterErrors::Middleware.allow_ip! ENV['TRUSTED_IP'] if ENV['TRUSTED_IP']
 
   config.load_mini_profiler = true
+  config.hosts << ENV['DISCOURSE_DEV_HOST'] if ENV['DISCOURSE_DEV_HOST']
 
   require 'middleware/turbo_dev'
   config.middleware.insert 0, Middleware::TurboDev