diff --git a/problems/0142.环形链表II.md b/problems/0142.环形链表II.md
index d97b160b..7cda58c3 100644
--- a/problems/0142.环形链表II.md
+++ b/problems/0142.环形链表II.md
@@ -26,7 +26,7 @@
 
 ## 算法公开课
 
-**[《代码随想录》算法视频公开课](https://programmercarl.com/other/gongkaike.html)：[把环形链表讲清楚！| LeetCode:142.环形链表II](https://www.bilibili.com/video/BV1if4y1d7ob)，相信结合视频在看本篇题解，更有助于大家对链表的理解。**
+**[《代码随想录》算法视频公开课](https://programmercarl.com/other/gongkaike.html)：[把环形链表讲清楚！| LeetCode:142.环形链表II](https://www.bilibili.com/video/BV1if4y1d7ob)，相信结合视频再看本篇题解，更有助于大家对链表的理解。**
 
 ## 思路