diff --git a/main.tf b/main.tf
index ac3fc18..df30fd4 100644
--- a/main.tf
+++ b/main.tf
@@ -6,7 +6,7 @@ moved {
 module "acm" {
   count   = (var.custom_endpoint_certificate_arn != "") ? 0 : 1
   source  = "terraform-aws-modules/acm/aws"
-  version = "~> 5.1.0"
+  version = "~> 5.2.0"
 
   domain_name = local.custom_endpoint
   zone_id     = data.aws_route53_zone.opensearch.id