diff --git a/aws/whats-new/terraform-modules/README.md b/aws/whats-new/terraform-modules/README.md
index 09b6a872..9f91178a 100644
--- a/aws/whats-new/terraform-modules/README.md
+++ b/aws/whats-new/terraform-modules/README.md
@@ -1,5 +1,14 @@
 # What's New with [Terraform Modules](https://github.e.it.census.gov/terraform-modules/)
 
+## 2026-03-12: [aws-s3//kms_key](https://github.e.it.census.gov/terraform-modules/aws-s3/tree/3.4.1/kms_key)
+
+This change removes the `S3 Bucket` part of the KMS Key description, and allows a variable `key_description` to be used
+for the KMS Key Description.
+
+* 3.4.1 -- 2026-03-12
+  - kms_key
+    - add key_description variable
+
 ## 2026-02-12: [aws-sso//policies/sc-developer](https://github.e.it.census.gov/terraform-modules/aws-sso/tree/1.5.0/policies/sc-developer)
 
 This change moves the `sc-developer` permissionset into a module, so we can change in one place for all organizations.