diff --git a/CHANGELOG.md b/CHANGELOG.md
index f8d2e3622..9954803da 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,7 +17,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 ## [Unreleased 2.x](https://github.com/opensearch-project/neural-search/compare/2.18...2.x)
 ### Features
 ### Enhancements
-- Support new knn query parameter expand_nested_docs ([#1013](https://github.com/opensearch-project/neural-search/pull/1013))
+- Support new knn query parameter expand_nested ([#1013](https://github.com/opensearch-project/neural-search/pull/1013))
 ### Bug Fixes
 -  Address inconsistent scoring in hybrid query results ([#998](https://github.com/opensearch-project/neural-search/pull/998))
 ### Infrastructure