diff --git a/ipv4.m3u b/ipv4.m3u
index 07d0c88..ea3214c 100644
--- a/ipv4.m3u
+++ b/ipv4.m3u
@@ -63,7 +63,7 @@ http://148.135.93.213/live.php?id=CCTV15
 #EXTINF:-1 tvg-id="CCTV16" tvg-name="CCTV16" tvg-logo="https://gitee.com/suxuang/logo/raw/master/mylogo/CCTV16.png" http-user-agent="AptvPlayer-UA" group-title="央视频道",CCTV16
 http://101.35.240.114:88/live.php?id=CCTV16
 #EXTINF:-1 tvg-id="CCTV17" tvg-name="CCTV17" tvg-logo="https://gitee.com/suxuang/logo/raw/master/mylogo/CCTV17.png" group-title="央视频道",CCTV17
-http://148.135.93.213/live.php?id=CCTV17
+http://74.48.192.96:82/live.php?id=CCTV17
 #EXTINF:-1 tvg-id="CCTV4欧洲" tvg-name="CCTV4欧洲" tvg-logo="https://gitee.com/suxuang/logo/raw/master/mylogo/CCTV4欧洲.png" group-title="央视频道",CCTV-4 欧洲
 #http://8.138.7.223/tv/migu8.php?id=66e1470c453536359985b7b9b8222742
 #EXTINF:-1 tvg-id="CCTV4美洲" tvg-name="CCTV4美洲" tvg-logo="https://gitee.com/suxuang/logo/raw/master/mylogo/CCTV4美洲.png" group-title="央视频道",CCTV-4 美洲
@@ -1123,7 +1123,7 @@ http://101.35.240.114:88/live.php?id=翡翠台
 #EXTINF:-1 tvg-id="北京纪实科教" tvg-name="北京纪实科教" http-user-agent="AptvPlayer-UA" group-title="APTV专享" tvg-logo="https://gcore.jsdelivr.net/gh/taksssss/tv/icon/北京纪实科教.png",北京纪实科教8K
 http://101.35.240.114:88/brtv8k.php
 #EXTINF:-1 tvg-id="重温经典" tvg-name="重温经典" tvg-logo="https://live.fanmingming.cn/tv/重温经典.png" http-user-agent="AptvPlayer-UA" group-title="APTV专享",重温经典
-http://8.138.7.223/tv/cwjd.php
+http://101.35.240.114:88/live.php?id=重温经典
 #EXTINF:-1 tvg-id="五星体育" tvg-name="五星体育" tvg-logo="https://live.fanmingming.cn/tv/五星体育.png" http-user-agent="iPhone" http-header="Referer=https://live.kankanews.com/" group-title="APTV专享",五星体育
 http://101.35.240.114:88/live.php?id=五星体育
 #EXTINF:-1 tvg-id="CGTN" tvg-name="CGTN" tvg-logo="https://live.fanmingming.cn/tv/CGTN.png" group-title="APTV专享",CGTN英语