diff --git a/portable/Cargo.toml b/portable/Cargo.toml
index 67920dac..601f03aa 100644
--- a/portable/Cargo.toml
+++ b/portable/Cargo.toml
@@ -2,7 +2,7 @@
 name = "simdutf8-portable"
 version = "0.0.1"
 authors = ["Hans Kratz <hans@appfour.com>"]
-edition = "2021"
+edition = "2024"
 description = "SIMD-accelerated UTF-8 validation using core::simd (experimental)"
 documentation = "https://docs.rs/simdutf8-portable/"
 homepage = "https://github.com/rusticstuff/simdutf8/tree/main/portable"