diff --git a/twitfix.py b/twitfix.py
index a3cf2e5..e085324 100644
--- a/twitfix.py
+++ b/twitfix.py
@@ -285,7 +285,7 @@ def link_to_vnf_from_tweet_data(tweet,video_link):
     # Check to see if tweet has a video, if not, make the url passed to the VNF the first t.co link in the tweet
     if tweetType(tweet) == "Video":
         if tweet['extended_entities']['media'][0]['video_info']['variants']:
-            best_bitrate = 0
+            best_bitrate = -1
             thumb = tweet['extended_entities']['media'][0]['media_url']
             for video in tweet['extended_entities']['media'][0]['video_info']['variants']:
                 if video['content_type'] == "video/mp4" and video['bitrate'] > best_bitrate: