diff --git a/test/unit/repository_filesystem_test.rb b/test/unit/repository_filesystem_test.rb
index 03a6edea4..613ccdaa5 100644
--- a/test/unit/repository_filesystem_test.rb
+++ b/test/unit/repository_filesystem_test.rb
@@ -20,8 +20,7 @@ require File.expand_path('../../test_helper', __FILE__)
 class RepositoryFilesystemTest < ActiveSupport::TestCase
   fixtures :projects
 
-  # No '..' in the repository path
-  REPOSITORY_PATH = RAILS_ROOT.gsub(%r{config\/\.\.}, '') + '/tmp/test/filesystem_repository'
+  REPOSITORY_PATH = Rails.root.join('tmp/test/filesystem_repository').to_s
 
   def setup
     @project = Project.find(3)