diff --git a/youtube_dl/extractor/mdr.py b/youtube_dl/extractor/mdr.py
index 929957a24..4f284e89a 100644
--- a/youtube_dl/extractor/mdr.py
+++ b/youtube_dl/extractor/mdr.py
@@ -141,12 +141,16 @@ class MDRIE(InfoExtractor):
                     f = {
                         'url': video_url,
                         'filesize': filesize,
-                        'format_id': media_type,
-                        'vbr': vbr,
                         'abr': abr,
                         'preference': 1,
                     }
 
+                    if vbr or abr:
+                        f.update({
+                            'format_id': '%s-%d' % (media_type, vbr or abr)})
+                    else:
+                        f.update({'format_id': media_type})
+
                     if vbr:
                         width = int_or_none(xpath_text(asset, './frameWidth', 'width'))
                         height = int_or_none(xpath_text(asset, './frameHeight', 'height'))