diff --git a/opensearch-api/CHANGELOG.md b/opensearch-api/CHANGELOG.md
index 404fe7a25..49fb8bba4 100644
--- a/opensearch-api/CHANGELOG.md
+++ b/opensearch-api/CHANGELOG.md
@@ -7,6 +7,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 ### Changed
 ### Deprecated
 ### Removed
+- Removed Legacy X-Pack Point-In-Time API ([#136](https://github.com/opensearch-project/opensearch-ruby/issues/136))
 ### Fixed
 ### Security