diff --git a/CHANGELOG.md b/CHANGELOG.md
index e6b155f..67669f0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [21.0.0]
+
+### Changed
+
+- Mark multiple transactions as failed if a batch smart transaction fails ([#551](https://github.com/MetaMask/smart-transactions-controller/pull/551))
+- **BREAKING:** Remove an unnecessary confirmExternalTransaction call ([#548](https://github.com/MetaMask/smart-transactions-controller/pull/548))
+
 ## [20.1.0]
 
 ### Added
@@ -664,7 +671,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add initial SmartTransactionsController ([#1](https://github.com/MetaMask/smart-transactions-controller/pull/1))
 - Initial commit
 
-[Unreleased]: https://github.com/MetaMask/smart-transactions-controller/compare/v20.1.0...HEAD
+[Unreleased]: https://github.com/MetaMask/smart-transactions-controller/compare/v21.0.0...HEAD
+[21.0.0]: https://github.com/MetaMask/smart-transactions-controller/compare/v20.1.0...v21.0.0
 [20.1.0]: https://github.com/MetaMask/smart-transactions-controller/compare/v20.0.0...v20.1.0
 [20.0.0]: https://github.com/MetaMask/smart-transactions-controller/compare/v19.2.1...v20.0.0
 [19.2.1]: https://github.com/MetaMask/smart-transactions-controller/compare/v19.2.0...v19.2.1
diff --git a/package.json b/package.json
index f2604e3..8c5951a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@metamask/smart-transactions-controller",
-  "version": "20.1.0",
+  "version": "21.0.0",
   "description": "Improves success rates for swaps by trialing transactions privately and finding minimum fees",
   "repository": {
     "type": "git",