diff --git a/Cargo.toml b/Cargo.toml
index dbd0478..1c3309d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "cpc"
 version = "1.9.3"
 description = "evaluates math expressions, with support for units and conversion between units"
 authors = ["Kasper Henningsen"]
-edition = "2021"
+edition = "2024"
 readme = "README.md"
 license = "MIT"
 homepage = "https://github.com/probablykasper/cpc#readme"