diff --git a/lib/cucumber/core/event_bus.rb b/lib/cucumber/core/event_bus.rb
index 555f9d45..e272e245 100644
--- a/lib/cucumber/core/event_bus.rb
+++ b/lib/cucumber/core/event_bus.rb
@@ -11,7 +11,7 @@ module Core
     class EventBus
       attr_reader :event_types
 
-      # @param [Hash{Symbol => Class}] a hash of event types to use on the bus
+      # @param registry [Hash{Symbol => Class}] a hash of event types to use on the bus
       def initialize(registry = Events.registry)
         @event_types = registry.freeze
         @handlers = {}