diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f8c3ca..ce17d3a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [12.2.1]
+
 ### Fixed
 
 - `PollingBlockTracker.checkForLatestBlock()` and `getLatestBlock()` now clear the cached block after `blockReset` duration when called and the `PollingBlockTracker` is not polling. ([#348](https://github.com/MetaMask/eth-block-tracker/pull/348))
@@ -304,7 +306,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Add RpcBlockTracker
 
-[Unreleased]: https://github.com/MetaMask/eth-block-tracker/compare/v12.2.0...HEAD
+[Unreleased]: https://github.com/MetaMask/eth-block-tracker/compare/v12.2.1...HEAD
+[12.2.1]: https://github.com/MetaMask/eth-block-tracker/compare/v12.2.0...v12.2.1
 [12.2.0]: https://github.com/MetaMask/eth-block-tracker/compare/v12.1.0...v12.2.0
 [12.1.0]: https://github.com/MetaMask/eth-block-tracker/compare/v12.0.1...v12.1.0
 [12.0.1]: https://github.com/MetaMask/eth-block-tracker/compare/v12.0.0...v12.0.1
diff --git a/package.json b/package.json
index 3d5c976..1060bf9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@metamask/eth-block-tracker",
-  "version": "12.2.0",
+  "version": "12.2.1",
   "description": "A block tracker for the Ethereum blockchain. Keeps track of the latest block",
   "repository": {
     "type": "git",