[extractor/heise] Fix extractor (#5029)

[yt-dlp.git] / yt_dlp / extractor / youtube.py

diff --git a/yt_dlp/extractor/youtube.py b/yt_dlp/extractor/youtube.py
index 2afb993d01b09b7b9e67a8b15b3890e3fb7322b5..83be162c9ee0109ea865b7ac59e29b7f47f1ebe2 100644 (file)
--- a/yt_dlp/extractor/youtube.py
+++ b/yt_dlp/extractor/youtube.py
@@ -1009,7 +1009,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
     _EMBED_REGEX = [
         r'''(?x)
             (?:
-                <iframe[^>]+?src=|
+                <(?:[0-9A-Za-z-]+?)?iframe[^>]+?src=|
                 data-video-url=|
                 <embed[^>]+?src=|
                 embedSWF\(?:\s*|