diff --git a/packages/interactivity/CHANGELOG.md b/packages/interactivity/CHANGELOG.md
index 089280cee21448..8130265395fa30 100644
--- a/packages/interactivity/CHANGELOG.md
+++ b/packages/interactivity/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+### Breaking Change
+
+-   Implement the new `store()` API as specified in the [proposal](https://github.com/WordPress/gutenberg/discussions/53586). ([#55459](https://github.com/WordPress/gutenberg/pull/55459))
+
 ## 2.7.0 (2023-11-16)
 
 ## 2.6.0 (2023-11-02)