diff --git a/release-notes/opensearch-custom-codecs.release-notes-2.13.0.0.md b/release-notes/opensearch-custom-codecs.release-notes-2.13.0.0.md
index 39e3443..315eb36 100644
--- a/release-notes/opensearch-custom-codecs.release-notes-2.13.0.0.md
+++ b/release-notes/opensearch-custom-codecs.release-notes-2.13.0.0.md
@@ -2,6 +2,6 @@
 
 Compatible with OpenSearch 2.13.0
 
-### Changed
+### Enhancements
 
-* Remove unneccessary ArrayUtil.grow in Zstd compression modes. ([#121](https://github.com/opensearch-project/custom-codecs/pull/121))
\ No newline at end of file
+* Remove unneccessary ArrayUtil.grow in Zstd compression modes. ([#121](https://github.com/opensearch-project/custom-codecs/pull/121))