diff --git a/CHANGELOG.md b/CHANGELOG.md
index bbe47c53c80..8933e9ce1b4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,8 +4,7 @@ x.x.x Release notes (yyyy-MM-dd)
 * None.
 
 ### Fixed
-* <How to hit and notice issue? what was the impact?> ([#????](https://github.com/realm/realm-js/issues/????), since v?.?.?)
-* None.
+* Fixed and issue with `toJSON` where data from a different objects could be serialized. ([#3254](https://github.com/realm/realm-js/issues/3254))
 
 ### Compatibility
 * Realm Object Server: 3.23.1 or later.