diff --git a/api/terraform/route53.tf b/api/terraform/route53.tf
index f07b7285..2919a98b 100644
--- a/api/terraform/route53.tf
+++ b/api/terraform/route53.tf
@@ -53,7 +53,7 @@ resource "aws_route53_record" "api" {
 module "acm" {
   count   = var.create_custom_domain ? 1 : 0
   source  = "terraform-aws-modules/acm/aws"
-  version = "~> 5.0"
+  version = "~> 6.0"
 
   # un-comment this if you choose a region other than us-east-1
   # providers = {