diff --git a/yt_dlp/extractor/nbc.py b/yt_dlp/extractor/nbc.py
index 1ea6355b56..00c592cc32 100644
--- a/yt_dlp/extractor/nbc.py
+++ b/yt_dlp/extractor/nbc.py
@@ -136,6 +136,7 @@ def _real_extract(self, url):
         query = {
             'mbr': 'true',
             'manifest': 'm3u',
+            'switch': 'HLSServiceSecure',
         }
         video_id = video_data['mpxGuid']
         tp_path = 'NnzsPC/media/guid/%s/%s' % (video_data.get('mpxAccountId') or '2410887629', video_id)