diff --git a/packages/eslint-plugin/CHANGELOG.md b/packages/eslint-plugin/CHANGELOG.md
index 324c324f..51dbd916 100644
--- a/packages/eslint-plugin/CHANGELOG.md
+++ b/packages/eslint-plugin/CHANGELOG.md
@@ -7,6 +7,11 @@ and adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 <!-- ## Unreleased -->
 
+## 40.5.0 - 2021-10-22
+### Changed
+
+- Update ecmaVersion to 'latest' in `esnext.js` in eslint-plugin to ensure it's esnext. ([296](https://github.com/Shopify/web-configs/pull/296))
+
 ## 40.4.0 - 2021-07-12
 
 ### Changed