diff --git a/route53-zone-association/zone/main.tf b/route53-zone-association/zone/main.tf
index 08c3e30..8a194d0 100644
--- a/route53-zone-association/zone/main.tf
+++ b/route53-zone-association/zone/main.tf
@@ -41,7 +41,7 @@ resource "aws_route53_zone_association" "self_zone" {
 #---
 data "aws_route53_zone" "zones" {
   provider     = aws.self
-  for_each     = toset(var.zones)
+  for_each     = toset(var.zone_ids)
   zone_id      = each.key
   private_zone = var.private_zone
 }