diff --git a/Cargo.toml b/Cargo.toml
index 96397031c0..1adf60e09f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ keywords = ["unikernel", "libos"]
 categories = ["os"]
 repository = "https://github.com/hermit-os/kernel"
 documentation = "https://hermit-os.github.io/kernel/hermit/"
-edition = "2021"
+edition = "2024"
 description = "A Rust-based library operating system"
 exclude = [
 	"/.github/*",
diff --git a/hermit-builtins/Cargo.toml b/hermit-builtins/Cargo.toml
index a1840df8f2..5c664be635 100644
--- a/hermit-builtins/Cargo.toml
+++ b/hermit-builtins/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "hermit-builtins"
 version = "0.1.0"
-edition = "2021"
+edition = "2024"
 
 [dependencies]
 libm = "0.2"
diff --git a/hermit-macro/Cargo.toml b/hermit-macro/Cargo.toml
index eb04386fb0..bcca10e8a8 100644
--- a/hermit-macro/Cargo.toml
+++ b/hermit-macro/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "hermit-macro"
 version = "0.1.0"
-edition = "2021"
+edition = "2024"
 
 [lib]
 proc-macro = true
diff --git a/rustfmt.toml b/rustfmt.toml
index c3179e46aa..7e231d7f97 100644
--- a/rustfmt.toml
+++ b/rustfmt.toml
@@ -2,4 +2,3 @@ group_imports = "StdExternalCrate"
 hard_tabs = true
 hex_literal_case = "Lower"
 imports_granularity = "Module"
-style_edition = "2024"
diff --git a/xtask/Cargo.toml b/xtask/Cargo.toml
index 49e315fd53..dbf256ea87 100644
--- a/xtask/Cargo.toml
+++ b/xtask/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "xtask"
 version = "0.1.0"
-edition = "2021"
+edition = "2024"
 
 [dependencies]
 anyhow = "1.0"