diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 77f128285..0044ed909 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -1103,6 +1103,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'skip_download': True,
             },
         },
+        {
+            'url': 'https://www.youtube.com/watch_popup?v=63RmMXCd_bQ',
+            'only_matching': True,
+        },
     ]
 
     def __init__(self, *args, **kwargs):
@@ -2730,6 +2734,11 @@ class YoutubeTabIE(YoutubeBaseInfoExtractor):
         'only_matching': True,
     }]
 
+    @classmethod
+    def suitable(cls, url):
+        return False if YoutubeIE.suitable(url) else super(
+            YoutubeTabIE, cls).suitable(url)
+
     def _extract_channel_id(self, webpage):
         channel_id = self._html_search_meta(
             'channelId', webpage, 'channel id', default=None)