diff --git a/apps/dashboard/test/integration/remote_files_test.rb b/apps/dashboard/test/integration/remote_files_test.rb
index 7fe1275911..eec109ebe6 100644
--- a/apps/dashboard/test/integration/remote_files_test.rb
+++ b/apps/dashboard/test/integration/remote_files_test.rb
@@ -1,8 +1,9 @@
+# frozen_string_literal: true
+
 require 'test_helper'
 require 'rclone_helper'
 
 class RemoteFilesIntegrationTest < ActionDispatch::IntegrationTest
-
   def put_file(path, file, content_type: 'text/plain')
     # force binary encoding here, but the default utf-8 has the same behaviour
     data = File.read(file).force_encoding('BINARY')