diff --git a/Cargo.toml b/Cargo.toml
index 78da824..0ed6fe3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "ch32-hal"
 version = "0.1.0"
-edition = "2021"
+edition = "2024"
 authors = ["Andelf <andelf@gmail.com>"]
 repository = "https://github.com/ch32-rs/ch32-hal"
 documentation = "https://docs.rs/ch32-hal"