diff --git a/CHANGELOG.md b/CHANGELOG.md
index 67cd2f2..9ce5a46 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Release Notes
 
+v4.3.3 (2026-10-12)
+-------------------
+
+Parity release (v4.3.3)
+-----------------------
+
+A parity release with no functional change: the engine is tagged 4.3.3 so all five core engines (Python, TypeScript, Rust, Go, PHP) ship the same version.
+
+___
+
 v4.3.2 (2026-10-09)
 -------------------