diff --git a/CHANGELOG.md b/CHANGELOG.md
index 46be7839..0ee5a6a6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 This file is used to list changes made in each version of the aws cookbook.
 
+## Unreleased
+
 ## 9.1.0 - *2023-08-17*
 
 Allow attributes group and owner of s3_file to be String or Integer