diff --git a/embedded_gems/pathogen/demo/Rakefile b/embedded_gems/pathogen/demo/Rakefile
index 9a5ea7383a..488c551fee 100644
--- a/embedded_gems/pathogen/demo/Rakefile
+++ b/embedded_gems/pathogen/demo/Rakefile
@@ -1,6 +1,8 @@
+# frozen_string_literal: true
+
 # Add your own tasks in files placed in lib/tasks ending in .rake,
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
-require_relative "config/application"
+require_relative 'config/application'
 
 Rails.application.load_tasks