diff --git a/CHANGELOG.md b/CHANGELOG.md
index cd7aa9d84..9b30177b3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,11 +13,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 ### Maintenance
 ### Refactoring
 
-## [Unreleased 2.x](https://github.com/opensearch-project/neural-search/compare/2.17...2.x)
+## [Unreleased 2.x](https://github.com/opensearch-project/neural-search/compare/2.18...2.x)
 ### Features
 ### Enhancements
-- Implement `ignore_missing` field in text chunking processors ([#907](https://github.com/opensearch-project/neural-search/pull/907))
-- Added rescorer in hybrid query ([#917](https://github.com/opensearch-project/neural-search/pull/917))
 ### Bug Fixes
 ### Infrastructure
 ### Documentation
diff --git a/release-notes/opensearch-neural-search.release-notes-2.18.0.0.md b/release-notes/opensearch-neural-search.release-notes-2.18.0.0.md
new file mode 100644
index 000000000..298bd704b
--- /dev/null
+++ b/release-notes/opensearch-neural-search.release-notes-2.18.0.0.md
@@ -0,0 +1,9 @@
+
+## Version 2.18.0.0 Release Notes
+
+Compatible with OpenSearch 2.18.0
+
+### Enhancements
+- Implement `ignore_missing` field in text chunking processors ([#907](https://github.com/opensearch-project/neural-search/pull/907))
+- Added rescorer in hybrid query ([#917](https://github.com/opensearch-project/neural-search/pull/917))
+