diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6915a29f8..7f384a4b3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -96,6 +96,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Adjusts tests to new opensearchapi functions and structs ([#421](https://github.com/opensearch-project/opensearch-go/pull/421))
 - Changes codecov to comment code coverage to each PR ([#410](https://github.com/opensearch-project/opensearch-go/pull/410))
 - Changes module version from v2 to v3 ([#444](https://github.com/opensearch-project/opensearch-go/pull/444))
+- Handle unexpected non-json errors with the response body ([#523](https://github.com/opensearch-project/opensearch-go/pull/523))
 
 ### Deprecated