diff --git a/youtube_dl/FileDownloader.py b/youtube_dl/FileDownloader.py
index 4c79be432..825556f82 100644
--- a/youtube_dl/FileDownloader.py
+++ b/youtube_dl/FileDownloader.py
@@ -351,6 +351,7 @@ class FileDownloader(object):
 		"""Process a single dictionary returned by an InfoExtractor."""
 
 		info_dict['stitle'] = sanitize_filename(info_dict['title'], self.params.get('restrictfilenames'))
+		info_dict['atitle'] = info_dict['stitle'].encode('ascii', 'ignore')
 
 		reason = self._match_entry(info_dict)
 		if reason is not None: