diff --git a/CHANGELOG.md b/CHANGELOG.md
index 651dd0ba5e..56ef2b0744 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@
 
 * Update accessibility criteria in component docs ([PR #4242](https://github.com/alphagov/govuk_publishing_components/pull/4242))
 * Show all big_number symbol types in our docs ([PR #4271](https://github.com/alphagov/govuk_publishing_components/pull/4271))
+* Remove Modernizr ([PR #4273](https://github.com/alphagov/govuk_publishing_components/pull/4273))
 
 ## 43.5.0