README.md in rails-pg-extras-4.8.1 vs README.md in rails-pg-extras-4.9.0

@@ -117,10 +117,10 @@
 
 ```ruby
   mount RailsPgExtras::Web::Engine, at: 'pg_extras'
 ```
 
-You can enable HTTP basic auth by specifying `RAILS_PG_EXTRAS_USER` and `RAILS_PG_EXTRAS_PASSWORD` variables. Authentication is mandatory unless you specify `RAILS_PG_EXTRAS_PUBLIC_DASHBOARD=true`.
+You can enable HTTP basic auth by specifying `RAILS_PG_EXTRAS_USER` and `RAILS_PG_EXTRAS_PASSWORD` variables. Authentication is mandatory unless you specify `RAILS_PG_EXTRAS_PUBLIC_DASHBOARD=true` or setting `RailsPgExtras.configuration.public_dashboard` to `true`.
 
 You can configure available web actions in `config/initializers/rails_pg_extras.rb`:
 
 ```ruby
 RailsPgExtras.configure do |config|