diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py
index 27554ad99..850f44457 100755
--- a/youtube_dl/YoutubeDL.py
+++ b/youtube_dl/YoutubeDL.py
@@ -1324,6 +1324,9 @@ class YoutubeDL(object):
 
         if info_dict['url']:
             cookies = self._calc_cookies(info_dict)
+        else:
+            cookies = None
+        if cookies:
             res['Cookie'] = cookies
 
         if 'X-Forwarded-For' not in res: