diff --git a/tests/site_file_tests.rb b/tests/site_file_tests.rb
index 328dca7a..060e5b7f 100644
--- a/tests/site_file_tests.rb
+++ b/tests/site_file_tests.rb
@@ -318,7 +318,7 @@ describe 'site_files' do
       Site::THUMBNAIL_RESOLUTIONS.each do |resolution|
         File.exists?(@site.thumbnail_path('derpie/derptest/test.jpg', resolution)).must_equal true
         @site.thumbnail_url('derpie/derptest/test.jpg', resolution).must_equal(
-          File.join "#{Site::THUMBNAILS_URL_ROOT}", @site.username, "/derpie/derptest/test.jpg.#{resolution}.jpg"
+          File.join "#{Site::THUMBNAILS_URL_ROOT}", Site.sharding_dir(@site.username), @site.username, "/derpie/derptest/test.jpg.#{resolution}.jpg"
         )
       end
     end