diff --git a/CHANGES.md b/CHANGES.md
index 6263aa0d9e..9aadc06e46 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -44,6 +44,8 @@
 ## Breaking Changes (Read before upgrading!)
 - **Deprecated** `first` and `last` query params for documents list route in the database API
 - **Deprecated** Deprectaed Pubjabi Translations ('pn')
+- **Deprecated** `PATCH /account/prefs` is now updating the prefs payload and not just merging it
+- **Deprecated** `PATCH /users/:userId/prefs` is now updating the prefs payload and not just merging it
 - Switched order of limit and offset params in all the SDKs `listDocuments` method for better consistency
 - Default `limit` param value in all the SDKs `listDocuments` method is now 25 for better consistency