diff --git a/Cargo.lock b/Cargo.lock
index 3ef3ec4c..c49e7b75 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -26,7 +26,7 @@ checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
 [[package]]
 name = "chacha20"
-version = "0.10.0"
+version = "0.10.1"
 dependencies = [
  "cfg-if",
  "cipher",
diff --git a/chacha20/CHANGELOG.md b/chacha20/CHANGELOG.md
index 66ce3da3..be0e886f 100644
--- a/chacha20/CHANGELOG.md
+++ b/chacha20/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).
 
-## 0.10.1 (UNRELEASED)
+## 0.10.1 (2026-06-24)
 ### Added
 - `ChaCha20LegacyCore` type and `Nonce` type alias ([#570])
 
diff --git a/chacha20/Cargo.toml b/chacha20/Cargo.toml
index 2d9d6f55..37424036 100644
--- a/chacha20/Cargo.toml
+++ b/chacha20/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "chacha20"
-version = "0.10.0"
+version = "0.10.1"
 authors = ["RustCrypto Developers"]
 edition = "2024"
 rust-version = "1.85"