diff --git a/CHANGELOG.md b/CHANGELOG.md
index f230033643..52da727b37 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@
 
 **THIS UPDATE CONTAINS REMOVES OF DEPRECATED THINGS**
 
+**THIS UPDATE CONTAINS A LOT OF BREAKING CHANGES**
+
 * `Core`:
   * `MessageId` now is `value class`. `MessageIdentifier` become deprecated
   * `MessageThreadId` now is `value class`