diff --git a/CHANGELOG.md b/CHANGELOG.md
index bc2c50c1d..d0a4b6dce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -23,6 +23,7 @@ IMPROVEMENTS:
  * provider/aws: Add support for request parameters to `api_gateway_method` & `api_gateway_integration` [GH-6501]
  * provider/aws: Allow empty S3 config in Cloudfront Origin [GH-6487]
  * provider/aws: Use `sts:GetCallerIdentity` as additional method for getting AWS account ID [GH-6385]
+ * provider/aws: Add agent_version argument to `aws_opswork_stack` [GH-6493] 
  * provider/triton: Add support for specifying network interfaces on `triton machine` resources [GH-6418]
  * provider/vsphere: Add `skip_customization` option to `vsphere_virtual_machine` resources [GH-6355]
  * provider/vsphere: Add ability to specify and mount bootable vmdk in `vsphere_virtual_machine` [GH-6146]