diff --git a/CHANGELOG.md b/CHANGELOG.md
index 242e82a3240..2c495129ea7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+- Add Python 3.12 to tox
+  ([#3616](https://github.com/open-telemetry/opentelemetry-python/pull/3616))
+
 ## Version 1.25.0/0.46b0 (2024-05-30)
 
 - Fix class BoundedAttributes to have RLock rather than Lock