diff --git a/CHANGELOG.md b/CHANGELOG.md
index 499763ef5c2c..33aa96460d6a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,8 @@
 - `[jest-leak-detector]` Make leak-detector more aggressive when running GC ([#14526](https://github.com/jestjs/jest/pull/14526))
 
 ### Performance
+- 
+- `[*]` [**BREAKING**] Bundle all of Jest's modules into `index.js` ([#12348](https://github.com/jestjs/jest/pull/12348))
 
 ### Chore & Maintenance