diff --git a/main.tf b/main.tf
index a05058e..a9071b1 100644
--- a/main.tf
+++ b/main.tf
@@ -57,7 +57,7 @@ module "route53_cluster_domain_east" {
   source   = "git@github.e.it.census.gov:terraform-modules/aws-vpc-setup.git//route53-zone-association/zone?ref=tf-upgrade"
   region   = "us-gov-east-1"
   vpc_id   = data.aws_vpc.eks_vpc.id
-  zone_ids = try([aws_route53_zone.cluster_domain.zone_id])
+  zone_ids = [aws_route53_zone.cluster_domain.zone_id]
 
   tags = var.tags
 }