diff --git a/CHANGELOG.md b/CHANGELOG.md
index e2c4aa1c..b2a40fd2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+
+- "On this page" subnav incorrectly displays headings for all language tabs (DOP-3424, #625)
+
 ## [v0.18.3] - 2024-10-09
 
 ### Added