diff --git a/yt_dlp/downloader/common.py b/yt_dlp/downloader/common.py
index 8c6f2800b..c1291b29b 100644
--- a/yt_dlp/downloader/common.py
+++ b/yt_dlp/downloader/common.py
@@ -368,6 +368,7 @@ def with_fields(*tups, default=''):
                 '_speed_str': self.format_speed(speed).strip(),
                 '_total_bytes_str': _format_bytes('total_bytes'),
                 '_elapsed_str': self.format_seconds(s.get('elapsed')),
+                '_percent': 100.0,
                 '_percent_str': self.format_percent(100),
             })
             self._report_progress_status(s, join_nonempty(