diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -7,8 +7,9 @@ Welcome to OS Tutorial Summer of Code 2022（2022年开源操作系统夏令营
 - [rust-based os comp 2021](https://github.com/rcore-os/rCore/wiki/os-tutorial-summer-of-code-2021)
 - [rust-based os comp 2020](https://github.com/rcore-os/rCore/wiki/os-tutorial-summer-of-code-2020)
 ## Guide
-- Guide deployed version can be found [here](https://learningos.github.io/rust-based-os-comp2022/)（精简的OS实验指导）
-- [rCore Tutorial v3 Guide](https://rcore-os.github.io/rCore-Tutorial-Book-v3/) (简易OS教材讲义)
+- Guide deployed version can be found [here](https://learningos.github.io/rust-based-os-comp2022/)（精简OS实验指导）
+- [rCore Tutorial v3 Guide](https://rcore-os.github.io/rCore-Tutorial-Book-v3/) (2022春季OS课程讲义)
+- [OS Course Slides in 2022 spring](https://learningos.github.io/os-lectures/)(2022春季OS课程Slides)
 
 First, you can read [Guide](https://learningos.github.io/rust-based-os-comp2022/) to: