diff --git a/src/allmydata/test/test_magic_folder.py b/src/allmydata/test/test_magic_folder.py
index 68a2018d9..83bf231ab 100644
--- a/src/allmydata/test/test_magic_folder.py
+++ b/src/allmydata/test/test_magic_folder.py
@@ -946,6 +946,7 @@ class MagicFolderAliceBobTestMixin(MagicFolderCLITestMixin, ShouldFailMixin, Rea
         d.addCallback(lambda ign: self._check_downloader_count('objects_downloaded', 3, magic=self.alice_magicfolder))
 
         return d
+
     test_alice_bob.timeout = 300