diff --git a/actionpack/lib/action_controller/log_subscriber.rb b/actionpack/lib/action_controller/log_subscriber.rb
index <HASH>..<HASH> 100644
--- a/actionpack/lib/action_controller/log_subscriber.rb
+++ b/actionpack/lib/action_controller/log_subscriber.rb
@@ -25,7 +25,7 @@ module ActionController
           status = ActionDispatch::ExceptionWrapper.status_code_for_exception(exception_class_name)
         end
         message = "Completed #{status} #{Rack::Utils::HTTP_STATUS_CODES[status]} in #{event.duration.round}ms"
-        message << " (#{additions.join(" | ".freeze)})" unless additions.blank?
+        message << " (#{additions.join(" | ".freeze)})" unless additions.empty?
         message << "\n\n" if defined?(Rails.env) && Rails.env.development?
 
         message
`log_process_action` will return an array, so use `empty?`

We don't need to use active support in this case because we know the
type that will be returned.