diff --git a/youtube_dl/extractor/keek.py b/youtube_dl/extractor/keek.py
index 99154112b..7e1a3f67c 100644
--- a/youtube_dl/extractor/keek.py
+++ b/youtube_dl/extractor/keek.py
@@ -32,6 +32,6 @@ def _real_extract(self, url):
             'title': self._og_search_title(webpage),
             'description': self._og_search_description(webpage),
             'thumbnail': self._og_search_thumbnail(webpage),
-            'uploader': self._search_regex(r'data-username="([^"]+)"', webpage, 'uploader', None),
-            'uploader_id': self._search_regex(r'data-user-id="([^"]+)"', webpage, 'uploader id', None),
+            'uploader': self._search_regex(r'data-username="([^"]+)"', webpage, 'uploader', fatal=False),
+            'uploader_id': self._search_regex(r'data-user-id="([^"]+)"', webpage, 'uploader id', fatal=False),
         }