diff --git a/RELEASE.CHANGELOG.md b/RELEASE.CHANGELOG.md
index 854b8b3..572f874 100644
--- a/RELEASE.CHANGELOG.md
+++ b/RELEASE.CHANGELOG.md
@@ -1,3 +1,9 @@
+### June 19, 2024
+
+`2.0.12`:
+
+- Relax simplejson dependency and keep it backwards compatible ([#153](https://github.com/aws/aws-lambda-python-runtime-interface-client/pull/152))
+
 ### March 27, 2024
 
 `2.0.11`:
diff --git a/awslambdaric/__init__.py b/awslambdaric/__init__.py
index 58ca90b..c0d8290 100644
--- a/awslambdaric/__init__.py
+++ b/awslambdaric/__init__.py
@@ -2,4 +2,4 @@
 Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 """
 
-__version__ = "2.0.11"
+__version__ = "2.0.12"