diff --git a/Cargo.lock b/Cargo.lock
index 4cd6716fcb..b439accf27 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -130,9 +130,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "cfg_aliases"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
+checksum = "f079e83a288787bcd14a6aea84cee5c87a67c5a3e660c30f557a3d24761b3527"
 
 [[package]]
 name = "ciborium"
diff --git a/Cargo.toml b/Cargo.toml
index 096af946fe..28aa27ae99 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,7 +29,7 @@ license = "MIT OR Apache-2.0"
 rust-version = "1.90.0"
 
 [workspace.dependencies]
-cfg_aliases = { version = "0.2", default-features = false }
+cfg_aliases = { version = "0.2.2", default-features = false }
 enum-map = { version = "2.7", default-features = false }
 enumset = { version = "1.1", default-features = false }
 hex = { version = "0.4", default-features = false }
diff --git a/mtu/Cargo.toml b/mtu/Cargo.toml
index d9a520c5f8..745fdfffa1 100644
--- a/mtu/Cargo.toml
+++ b/mtu/Cargo.toml
@@ -31,7 +31,7 @@ windows = { workspace = true, features = [
 ] }
 
 [build-dependencies]
-cfg_aliases = { version = "0.2", default-features = false }
+cfg_aliases = { workspace = true }
 
 [package.metadata.cargo-machete]
 ignored = ["cfg_aliases"]
diff --git a/mtu/build.rs b/mtu/build.rs
index c6617db66d..82aec5045f 100644
--- a/mtu/build.rs
+++ b/mtu/build.rs
@@ -4,11 +4,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[allow(
-    clippy::allow_attributes,
-    semicolon_in_expressions_from_macros,
-    reason = "TODO: Remove once https://github.com/katharostech/cfg_aliases/pull/15 releases."
-)]
 fn main() {
     cfg_aliases::cfg_aliases! {
         bsd: {
diff --git a/neqo-bin/build.rs b/neqo-bin/build.rs
index ffd785fcf7..c0ad7df7b3 100644
--- a/neqo-bin/build.rs
+++ b/neqo-bin/build.rs
@@ -1,10 +1,5 @@
 use cfg_aliases::cfg_aliases;
 
-#[allow(
-    clippy::allow_attributes,
-    semicolon_in_expressions_from_macros,
-    reason = "TODO: Remove once https://github.com/katharostech/cfg_aliases/pull/15 releases."
-)]
 fn main() {
     // Setup cfg aliases
     cfg_aliases! {
diff --git a/neqo-udp/build.rs b/neqo-udp/build.rs
index ffd785fcf7..c0ad7df7b3 100644
--- a/neqo-udp/build.rs
+++ b/neqo-udp/build.rs
@@ -1,10 +1,5 @@
 use cfg_aliases::cfg_aliases;
 
-#[allow(
-    clippy::allow_attributes,
-    semicolon_in_expressions_from_macros,
-    reason = "TODO: Remove once https://github.com/katharostech/cfg_aliases/pull/15 releases."
-)]
 fn main() {
     // Setup cfg aliases
     cfg_aliases! {