diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2a83264..3820df8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,4 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-[Unreleased]: https://github.com/MetaMask/test-bundler/
+## [1.0.0]
+
+### Added
+
+- Initial Release ([#6](https://github.com/MetaMask/test-bundler/pull/6))
+
+[Unreleased]: https://github.com/MetaMask/test-bundler/compare/v1.0.0...HEAD
+[1.0.0]: https://github.com/MetaMask/test-bundler/releases/tag/v1.0.0
diff --git a/package.json b/package.json
index 022d823..dd6eb6b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@metamask/test-bundler",
-  "version": "0.0.0",
+  "version": "1.0.0",
   "description": "An EIP-4337 bundler to be used in client E2E tests",
   "homepage": "https://github.com/MetaMask/test-bundler#readme",
   "bugs": {