diff --git a/CHANGELOG.md b/CHANGELOG.md
index be233d049..f6ff8d9eb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -44,6 +44,7 @@ IMPROVEMENTS:
   * provider/aws: `aws_lambda_function` resources now support VPC configuration [GH-5149]
   * provider/aws: Add support for Enhanced Monitoring to RDS Instances [GH-4945]
   * provider/aws: Improve vpc cidr_block err message [GH-5255]
+  * provider/aws: Implement Retention Period for `aws_kinesis_stream` [GH-5223]
   * provider/digitalocean: `digitalocean_record` resources now export a computed `fqdn` attribute [GH-5071]
   * provider/google: Add assigned IP Address to CloudSQL Instance `google_sql_database_instance` [GH-5245]
   * provider/openstack: Add support for Distributed Routers [GH-4878]