diff --git a/book.toml b/book.toml
index 4092836..a98ec28 100644
--- a/book.toml
+++ b/book.toml
@@ -6,11 +6,10 @@ title = "Rust for Linux Insides"
 
 [output.html]
 git-repository-url = "https://github.com/hust-open-atom-club/rust-for-linux-insides"
-git-repository-icon = "fa-github"
 mathjax-support = true
 
 [rust]
-edition = "2021"
+edition = "2024"
 
 [output.html.playground]
 editable = true