diff --git a/CHANGELOG.MD b/CHANGELOG.MD
index f8c253bc..22b228d3 100644
--- a/CHANGELOG.MD
+++ b/CHANGELOG.MD
@@ -2,6 +2,7 @@
 
 - Adjusted how user credentials are passed to the OAuth service.
 - Added `QUALITY_FLAGS` band to `S3_OLCI`
+- Batch statistical API now supports IAM role style credentials
 - Various minor improvements
 
 ## [Version 3.9.1] - 2023-05-04