diff --git a/lib/capybara/registrations/servers.rb b/lib/capybara/registrations/servers.rb
index aff35ac6..a3ee6799 100644
--- a/lib/capybara/registrations/servers.rb
+++ b/lib/capybara/registrations/servers.rb
@@ -7,7 +7,7 @@ end
 Capybara.register_server :webrick do |app, port, host, **options|
   require 'rack/handler/webrick'
   options = { Host: host, Port: port, AccessLog: [], Logger: WEBrick::Log.new(nil, 0) }.merge(options)
-  Rack::Handler::WEBrick.run(app, options)
+  Rack::Handler::WEBrick.run(app, **options)
 end
 
 Capybara.register_server :puma do |app, port, host, **options|