diff --git a/Cargo.lock b/Cargo.lock
index af33aee..13f0f70 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -36,7 +36,7 @@ dependencies = [
 
 [[package]]
 name = "keccak"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "cfg-if",
  "cpufeatures",
diff --git a/keccak/CHANGELOG.md b/keccak/CHANGELOG.md
index a25b325..7b4d2ad 100644
--- a/keccak/CHANGELOG.md
+++ b/keccak/CHANGELOG.md
@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-### 0.2.2 (UNRELEASED)
+### 0.2.2 (2026-08-21)
 ### Changed
 - Improved performance of software backend on some targets ([#129])
 
diff --git a/keccak/Cargo.toml b/keccak/Cargo.toml
index 6978623..160d37a 100644
--- a/keccak/Cargo.toml
+++ b/keccak/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "keccak"
-version = "0.2.1"
+version = "0.2.2"
 authors = ["RustCrypto Developers"]
 edition = "2024"
 rust-version = "1.85"