diff --git a/instrumentation/action_pack/lib/opentelemetry/instrumentation/action_pack/handlers/action_controller.rb b/instrumentation/action_pack/lib/opentelemetry/instrumentation/action_pack/handlers/action_controller.rb
index 9ddbd0216..d7b79b64d 100644
--- a/instrumentation/action_pack/lib/opentelemetry/instrumentation/action_pack/handlers/action_controller.rb
+++ b/instrumentation/action_pack/lib/opentelemetry/instrumentation/action_pack/handlers/action_controller.rb
@@ -17,7 +17,7 @@ def initialize(config)
 
           # Invoked by ActiveSupport::Notifications at the start of the instrumentation block
           #
-          # @param _name [String] of the Event (unused)
+          # @param _name [String] of the event (unused)
           # @param _id [String] of the event (unused)
           # @param payload [Hash] the payload passed as a method argument
           # @return [Hash] the payload passed as a method argument