diff --git a/CHANGELOG.md b/CHANGELOG.md
index ca3ab47..1fa1961 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,20 @@
 
 ## [Unreleased]
 
+## [0.2.1] - Jan 2 2024
+
+### Added
+
+- `Debug` impl for `EncodedReplica`;
+
+- `Display` and `Error` impls for `DecodeError`;
+
+### Changed
+
+- `Replica::encode()` makes fewer transient allocations;
+
+- the stack size of `EncodedReplica` was decreased from 56 to 32;
+
 ## [0.2.0] - Dec 23 2023
 
 ### Added
@@ -14,4 +28,5 @@
   on a machine with a different pointer size (#1);
 
 [Unreleased]: https://github.com/nomad/cola/compare/v0.2.0...HEAD
+[0.2.1]: https://github.com/nomad/cola/compare/v0.2.0...v0.2.1
 [0.2.0]: https://github.com/nomad/cola/compare/v0.1.0...v0.2.0
diff --git a/Cargo.toml b/Cargo.toml
index 933dd66..d5616ba 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "cola"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2021"
 authors = ["Riccardo Mazzarini <me@noib3.dev>"]
 description = "A text CRDT for real-time collaborative editing"