diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3cfaed37..c60614e5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,8 +9,12 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Added
 
+- Added explicit mapping for ID in `ES_COLLECTIONS_MAPPINGS` [#198](https://github.com/stac-utils/stac-fastapi-elasticsearch-opensearch/pull/198)
+
 ### Changed
 
+- Changed OpenSearch config ssl_version to SSLv23 [#200](https://github.com/stac-utils/stac-fastapi-elasticsearch-opensearch/pull/200)
+
 ### Fixed
 
 ## [v2.0.0]