diff --git a/README.md b/README.md
index 5ce6bfd..aea3f52 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,8 @@
 
 目前有21个直播平台：斗鱼直播、虎牙直播、哔哩哔哩直播、战旗直播、网易CC直播、火猫直播、企鹅电竞、YY直播、一直播、快手直播、花椒直播、映客直播、西瓜直播、触手直播、NOW直播、抖音直播，爱奇艺直播、酷狗直播、龙珠直播、PPS奇秀直播、六间房。
 
+> 2020.01.18：更新抖音直播。
+
 > 2020.01.10：新增酷狗直播、龙珠直播、PPS奇秀直播、六间房。
 
 > 2020.01.09：新增爱奇艺直播。
diff --git a/douyin.py b/douyin.py
index 92e0634..175d8e6 100644
--- a/douyin.py
+++ b/douyin.py
@@ -10,7 +10,7 @@ import re
 def get_real_url(rid):
     try:
         if 'v.douyin.com' in rid:
-            room_id = re.findall(r'live/(\d+)\?utm', requests.get(url=rid).url)[0]
+            room_id = re.findall(r'(\d{19})', requests.get(url=rid).url)[0]
         else:
             room_id = rid
         room_url = 'https://webcast-hl.amemv.com/webcast/room/reflow/info/?room_id={}&live_id=1'.format(room_id)