diff --git a/CHANGEOG.md b/CHANGEOG.md
index 8ddda0d..56690fb 100644
--- a/CHANGEOG.md
+++ b/CHANGEOG.md
@@ -4,7 +4,15 @@ 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).
 
-## [Unreleased](https://github.com/matthew-shaw/govuk-frontend-jinja-example/compare/0.3.1...master)
+## [Unreleased](https://github.com/matthew-shaw/govuk-frontend-jinja-example/compare/1.0.0...master)
+
+## [1.0.0](https://github.com/matthew-shaw/govuk-frontend-jinja-example/releases/tag/1.0.0) - 20/08/2020
+
+### Changed
+
+- Updated `govuk-frontend-jinja` to [release 1.0.0](https://github.com/LandRegistry/govuk-frontend-jinja/releases/tag/1.0.0)
+- Updated `govuk-frontend` to [release 3.8.1](https://github.com/alphagov/govuk-frontend/releases/tag/v3.8.1)
+- Changed `govukInput` macros to use new `spellcheck` option instead of the `attributes` option
 
 ## [0.3.1](https://github.com/matthew-shaw/govuk-frontend-jinja-example/releases/tag/0.3.1) - 25/06/2020