diff --git a/test/test_wayback_machine_downloader.rb b/test/test_wayback_machine_downloader.rb
index 0e4ceb4..6125042 100644
--- a/test/test_wayback_machine_downloader.rb
+++ b/test/test_wayback_machine_downloader.rb
@@ -89,5 +89,14 @@ class WaybackMachineDownloaderTest < Minitest::Test
     @wayback_machine_downloader.all = true
     assert_equal 69, @wayback_machine_downloader.get_file_list_curated.size
   end
+ 
+  # Testing encoding conflicts needs a different base_url
+  def test_nonascii_suburls_download
+    @wayback_machine_downloader = WaybackMachineDownloader.new base_url: 'https://en.wikipedia.org/wiki/%C3%84'
+    # Once for the downloading...
+    @wayback_machine_downloader.download_files
+    # ... and once for the "is already present"
+    @wayback_machine_downloader.download_files
+  end
 
 end