diff --git a/CHANGELOG.md b/CHANGELOG.md
index 449338a..dd8cb07 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.1.1] - 2024-09-26
+
+This update introduces a minor bug fix
+
+### Fixed
+ - Fixed issue where keys containing underscores are considered to be invalid
+
+
 ## [1.1.0] - 2024-09-23
 
 This update introduces changes for PHP 8.3 & NCC 2.1.0+ compatibility