diff --git a/main.tf b/main.tf
index 28076cb..b719ff3 100644
--- a/main.tf
+++ b/main.tf
@@ -1,8 +1,5 @@
 #-------------------------------------------------
 # DNS Zone for EKS
-#-------------------------------------------------
-
-#-------------------------------------------------
 # Locals
 #-------------------------------------------------
 
@@ -99,6 +96,6 @@ module "cname_cluster_domain" {
 
   name            = format("*.%v", local.cluster_domain_name)
   values          = [var.istio_ingress_lb]
-  zone            = aws_route53_zone.cluster_domain.name
+  zone            = aws_route53_zone.cluster_domain.zone_id
   enable_heritage = false
 }