diff --git a/docs/编程入门/MIT-Missing-Semester.md b/docs/编程入门/MIT-Missing-Semester.md
index b6a21546..39768d0c 100644
--- a/docs/编程入门/MIT-Missing-Semester.md
+++ b/docs/编程入门/MIT-Missing-Semester.md
@@ -13,7 +13,7 @@
 
 ## 课程资源
 
-- 课程网站：<https://missing.csail.mit.edu/2020/>
+- 课程网站：<https://missing.csail.mit.edu/>
 - 课程中文网站: <https://missing-semester-cn.github.io/>
 - 课程视频：[IAP 2020](https://www.youtube.com/playlist?list=PLyzOVJj3bHQuloKGG59rS43e29ro7I57J), [IAP 2026](https://www.youtube.com/playlist?list=PLyzOVJj3bHQunmnnTXrNbZnBaCA-ieK4L) in YouTube
 - 课程中文字幕视频：
diff --git a/docs/编程入门/Python/CS61A.en.md b/docs/编程入门/Python/CS61A.en.md
index 38239db1..fa489586 100644
--- a/docs/编程入门/Python/CS61A.en.md
+++ b/docs/编程入门/Python/CS61A.en.md
@@ -25,8 +25,8 @@ Note: If you have no prior programming experience at all, getting started with C
 ## Course Resources
 
 - [Course Website](https://cs61a.org)
-- Course Website (backup): [fall2024](https://insideempire.github.io/CS61A-Website-Archive/), [spring2022](https://cs61a.vercel.app/), [fall2022](https://web.archive.org/web/20220913035803/http://cs61a.org/), [fall2020](https://web.archive.org/web/20201219202644/https://cs61a.org/)
-- Recordings: [spring2024](https://www.bilibili.com/video/BV1sy411z7nA/), [fall2022](https://www.bilibili.com/video/BV1GK411Q7qp/), [fall2020](https://www.bilibili.com/video/BV1s3411G7yM/)
+- Course Website (backup): [spring2026](https://lr2933.github.io/cs61a-spring-2026/), [fall2024](https://insideempire.github.io/CS61A-Website-Archive/), [spring2022](https://cs61a.vercel.app/), [fall2022](https://web.archive.org/web/20220913035803/http://cs61a.org/), [fall2020](https://web.archive.org/web/20201219202644/https://cs61a.org/)
+- Recordings: [YouTube Playlist](https://www.youtube.com/watch?v=gNv81_4X0uU&list=PLHODd-fpPyMC5Mho6PIjIGsGgBW_syyHi), [spring2024](https://www.bilibili.com/video/BV1sy411z7nA/), [fall2022](https://www.bilibili.com/video/BV1GK411Q7qp/), [fall2020](https://www.bilibili.com/video/BV1s3411G7yM/)
 - [Textbook](https://www.composingprograms.com/)
 - [Epub of the Textbook](https://github.com/CC-bit/UCB-CS61A-Textbook/)
 - [Textbook(Chinese)](https://composingprograms.netlify.app/)
diff --git a/docs/编程入门/Python/CS61A.md b/docs/编程入门/Python/CS61A.md
index 23894491..e07a980e 100644
--- a/docs/编程入门/Python/CS61A.md
+++ b/docs/编程入门/Python/CS61A.md
@@ -25,8 +25,8 @@ CS61B 和 CS61C 在本书中均有收录。
 ## 课程资源
 
 - [课程网站](https://cs61a.org)
-- 课程网站 (页面备份): [fall2024](https://insideempire.github.io/CS61A-Website-Archive/), [spring2022](https://cs61a.vercel.app/), [fall2022](https://web.archive.org/web/20220913035803/http://cs61a.org/), [fall2020](https://web.archive.org/web/20201219202644/https://cs61a.org/)
-- 课程视频: [spring2024](https://www.bilibili.com/video/BV1sy411z7nA/), [fall2022](https://www.bilibili.com/video/BV1GK411Q7qp/), [fall2020](https://www.bilibili.com/video/BV1s3411G7yM/)
+- 课程网站 (页面备份): [spring2026](https://lr2933.github.io/cs61a-spring-2026/), [fall2024](https://insideempire.github.io/CS61A-Website-Archive/), [spring2022](https://cs61a.vercel.app/), [fall2022](https://web.archive.org/web/20220913035803/http://cs61a.org/), [fall2020](https://web.archive.org/web/20201219202644/https://cs61a.org/)
+- 课程视频: [youtube 合集](https://www.youtube.com/watch?v=gNv81_4X0uU&list=PLHODd-fpPyMC5Mho6PIjIGsGgBW_syyHi), [spring2024](https://www.bilibili.com/video/BV1sy411z7nA/), [fall2022](https://www.bilibili.com/video/BV1GK411Q7qp/), [fall2020](https://www.bilibili.com/video/BV1s3411G7yM/)
 - [课程教材](https://www.composingprograms.com/)
 - [课程教材电子书](https://github.com/CC-bit/UCB-CS61A-Textbook/)
 - [课程教材中文翻译](https://composingprograms.netlify.app/)