diff --git a/config/application.rb b/config/application.rb
index 61d8258e..6e2a0fe4 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -43,5 +43,8 @@ class Application < Rails::Application
   end
 end
 
+# Without the following line, application will fail with Zeitwerk::NameError
+Rails.autoloaders.main.ignore(Rails.root.join('app/channels/application_cable'))
+
 Oj.default_options = { mode: :custom, cache_keys: true, cache_str: 5 }
 Oj.optimize_rails
diff --git a/config/environments/production.rb b/config/environments/production.rb
index bbf75f8e..f071483d 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -14,6 +14,13 @@
   # Full error reports are disabled.
   config.consider_all_requests_local = false
 
+  # Ensures that a master key has been made available in ENV["RAILS_MASTER_KEY"], config/master.key, or an environment
+  # key such as config/credentials/production.key. This key is used to decrypt credentials (and other encrypted files).
+  config.require_master_key = true
+
+  # Compress CSS using a preprocessor.
+  config.assets.css_compressor = :sass
+
   # Turn on fragment caching in view templates.
   config.action_controller.perform_caching = true