diff --git a/gems/aws-sdk-core/CHANGELOG.md b/gems/aws-sdk-core/CHANGELOG.md
index 77b64436fd..f15a3c6c0e 100644
--- a/gems/aws-sdk-core/CHANGELOG.md
+++ b/gems/aws-sdk-core/CHANGELOG.md
@@ -1,7 +1,7 @@
 Unreleased Changes
 ------------------
 
-* Feature - Add RBS
+* Feature - Add RBS signature files to support static type checking.
 
 3.190.0 (2023-11-29)
 ------------------