diff --git a/CHANGELOG.md b/CHANGELOG.md
index 614461f..6702ca4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ 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).
 
+## 0.5.18
+
+- Accept almost all characters within index keys 
+
 ## 0.5.17
 
 - Removed a store type added in 0.5.15 and 0.5.16 which added a store type which has been cancelled due to a design issue.