diff --git a/yt_dlp/extractor/facebook.py b/yt_dlp/extractor/facebook.py
index 574f8e8c9..4fd17b574 100644
--- a/yt_dlp/extractor/facebook.py
+++ b/yt_dlp/extractor/facebook.py
@@ -481,7 +481,8 @@ class FacebookIE(InfoExtractor):
             dash_manifest = video.get('dash_manifest')
             if dash_manifest:
                 formats.extend(self._parse_mpd_formats(
-                    compat_etree_fromstring(urllib.parse.unquote_plus(dash_manifest))))
+                    compat_etree_fromstring(urllib.parse.unquote_plus(dash_manifest)),
+                    mpd_url=video.get('dash_manifest_url')))
 
         def process_formats(info):
             # Downloads with browser's User-Agent are rate limited. Working around