diff --git a/youtube_dl/extractor/prosiebensat1.py b/youtube_dl/extractor/prosiebensat1.py
index 08c0f67be..74074606e 100644
--- a/youtube_dl/extractor/prosiebensat1.py
+++ b/youtube_dl/extractor/prosiebensat1.py
@@ -439,9 +439,9 @@ class ProSiebenSat1IE(ProSiebenSat1BaseIE):
         thumbnail = self._og_search_thumbnail(webpage)
         upload_date = unified_strdate(
             self._html_search_meta('og:published_time', webpage,
-                'upload date', default=None) or
-            self._html_search_regex(self._UPLOAD_DATE_REGEXES,
-                webpage, 'upload date', default=None))
+                                   'upload date', default=None)
+            or self._html_search_regex(self._UPLOAD_DATE_REGEXES,
+                                       webpage, 'upload date', default=None))
 
         info.update({
             'id': clip_id,