Fix default of `dynamic_mpd`

diff --git a/yt_dlp/extractor/common.py b/yt_dlp/extractor/common.py
index 288ca15d689a0044bb4d6a73f4b3f3461e7f21cb..be3164ede1c6bb4149a6dca1540e67bf0199c7f0 100644 (file)
--- a/yt_dlp/extractor/common.py
+++ b/yt_dlp/extractor/common.py
@@ -2407,7 +2407,7 @@ def _parse_mpd_formats(self, mpd_doc, mpd_id=None, mpd_base_url='', mpd_url=None
             http://standards.iso.org/ittf/PubliclyAvailableStandards/c065274_ISO_IEC_23009-1_2014.zip
          2. https://en.wikipedia.org/wiki/Dynamic_Adaptive_Streaming_over_HTTP
         """
-        if not self._downloader.params.get('dynamic_mpd'):
+        if not self._downloader.params.get('dynamic_mpd', True):
             if mpd_doc.get('type') == 'dynamic':
                 return []