diff --git a/clippy_config/Cargo.toml b/clippy_config/Cargo.toml
index d21df202dcab..6995ff11a9df 100644
--- a/clippy_config/Cargo.toml
+++ b/clippy_config/Cargo.toml
@@ -1,7 +1,9 @@
+cargo-features = ["edition2024"]
+
 [package]
 name = "clippy_config"
 version = "0.1.84"
-edition = "2021"
+edition = "2024"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/clippy_dev/Cargo.toml b/clippy_dev/Cargo.toml
index 952a8711fb4e..dbcae604677c 100644
--- a/clippy_dev/Cargo.toml
+++ b/clippy_dev/Cargo.toml
@@ -1,8 +1,10 @@
+cargo-features = ["edition2024"]
+
 [package]
 name = "clippy_dev"
 description = "Clippy developer tooling"
 version = "0.0.1"
-edition = "2021"
+edition = "2024"
 
 [dependencies]
 aho-corasick = "1.0"
diff --git a/clippy_lints/Cargo.toml b/clippy_lints/Cargo.toml
index 63ea6faf60db..eef8a994e489 100644
--- a/clippy_lints/Cargo.toml
+++ b/clippy_lints/Cargo.toml
@@ -1,3 +1,5 @@
+cargo-features = ["edition2024"]
+
 [package]
 name = "clippy_lints"
 version = "0.1.84"
@@ -6,7 +8,7 @@ repository = "https://github.com/rust-lang/rust-clippy"
 readme = "README.md"
 license = "MIT OR Apache-2.0"
 keywords = ["clippy", "lint", "plugin"]
-edition = "2021"
+edition = "2024"
 
 [dependencies]
 arrayvec = { version = "0.7", default-features = false }
diff --git a/clippy_utils/Cargo.toml b/clippy_utils/Cargo.toml
index d8d5733da1c9..bc3620ab3d4f 100644
--- a/clippy_utils/Cargo.toml
+++ b/clippy_utils/Cargo.toml
@@ -1,7 +1,9 @@
+cargo-features = ["edition2024"]
+
 [package]
 name = "clippy_utils"
 version = "0.1.84"
-edition = "2021"
+edition = "2024"
 publish = false
 
 [dependencies]
diff --git a/lintcheck/Cargo.toml b/lintcheck/Cargo.toml
index b0e4e3e3e573..20d0a236213f 100644
--- a/lintcheck/Cargo.toml
+++ b/lintcheck/Cargo.toml
@@ -1,3 +1,5 @@
+cargo-features = ["edition2024"]
+
 [package]
 name = "lintcheck"
 version = "0.0.1"
@@ -6,7 +8,7 @@ readme = "README.md"
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/rust-lang/rust-clippy"
 categories = ["development-tools"]
-edition = "2021"
+edition = "2024"
 publish = false
 default-run = "lintcheck"