diff --git a/main.rb b/main.rb
index 8deb5c9..457c697 100644
--- a/main.rb
+++ b/main.rb
@@ -1,5 +1,8 @@
 require 'sinatra'
 
+set :port, ENV.fetch("PORT", 5162)
+set :bind, '0.0.0.0'
+set :host_authorization, { permitted_hosts: ["newtab.syedm.dev"] }
 set :public_folder, File.expand_path('public', __dir__)
 
 get '/' do