diff --git a/youtube_dl/extractor/opencast.py b/youtube_dl/extractor/opencast.py
index 5252d1cea..3df53d204 100644
--- a/youtube_dl/extractor/opencast.py
+++ b/youtube_dl/extractor/opencast.py
@@ -58,9 +58,7 @@ class OpencastBaseIE(InfoExtractor):
                 formats.extend(self._extract_mpd_formats(href, video_id, mpd_id='dash', fatal=False))
             elif transport == 'HLS' or ext == 'm3u8':
                 formats.extend(
-                    self._extract_m3u8_formats(
-                        href, video_id, m3u8_id='hls', entry_protocol='m3u8_native', fatal=False
-                    )
+                    self._extract_m3u8_formats(href, video_id, m3u8_id='hls', entry_protocol='m3u8_native', fatal=False)
                 )
             elif transport == 'HDS' or ext == 'f4m':
                 formats.extend(self._extract_f4m_formats(href, video_id, f4m_id='hds', fatal=False))
@@ -80,7 +78,7 @@ class OpencastBaseIE(InfoExtractor):
                                 'app': m_obj.group('app'),
                                 'play_path': m_obj.group('playpath'),
                                 'rtmp_live': True,
-                                'preference': -2
+                                'preference': -2,
                             }
                         )
                         extention = m_obj.group('playpath').split(':')