diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
index 2825595972..a95387cee4 100644
--- a/youtube_dl/extractor/common.py
+++ b/youtube_dl/extractor/common.py
@@ -20,6 +20,7 @@
     compat_urllib_error,
     compat_urllib_parse,
     compat_urlparse,
+    compat_parse_qs,
     compat_str,
     compat_etree_fromstring,
 )
@@ -519,7 +520,7 @@ def _parse_json(self, json_string, video_id, transform_source=None, fatal=True):
 
     def update_url_params(self, url, params):
         parsed_url = compat_urlparse.urlparse(url)
-        qs = compat_urlparse.parse_qs(parsed_url.query)
+        qs = compat_parse_qs(parsed_url.query)
         qs.update(params)
         return compat_urlparse.urlunparse(
             parsed_url._replace(query=compat_urllib_parse.urlencode(qs, True)))