diff --git a/terragrunt/live/production/eu-west-1/clusters/demo/ebs-encryption/terragrunt.hcl b/terragrunt/live/production/eu-west-1/clusters/demo/ebs-encryption/terragrunt.hcl
index a104bf20..fc8c6803 100644
--- a/terragrunt/live/production/eu-west-1/clusters/demo/ebs-encryption/terragrunt.hcl
+++ b/terragrunt/live/production/eu-west-1/clusters/demo/ebs-encryption/terragrunt.hcl
@@ -5,7 +5,7 @@ include "root" {
 }
 
 terraform {
-  source = "github.com/terraform-aws-modules/terraform-aws-kms.git?ref=v2.2.1"
+  source = "github.com/terraform-aws-modules/terraform-aws-kms.git?ref=v3.1.0"
 }
 
 dependency "datasources" {