diff --git a/terraform/layer1-aws/locals.tf b/terraform/layer1-aws/locals.tf
index 9717fbb3..2be59652 100644
--- a/terraform/layer1-aws/locals.tf
+++ b/terraform/layer1-aws/locals.tf
@@ -13,7 +13,7 @@ locals {
     Environment = local.env
   }
 
-  ssl_certificate_arn = var.create_acm_certificate ? module.acm.this_acm_certificate_arn : data.aws_acm_certificate.main[0].arn
+  ssl_certificate_arn = var.create_acm_certificate ? module.acm.acm_certificate_arn : data.aws_acm_certificate.main[0].arn
 
-  zone_id = var.create_r53_zone ? keys(module.r53_zone.this_route53_zone_zone_id)[0] : (var.zone_id != null ? var.zone_id : data.aws_route53_zone.main[0].zone_id)
+  zone_id = var.create_r53_zone ? keys(module.r53_zone.route53_zone_zone_id)[0] : (var.zone_id != null ? var.zone_id : data.aws_route53_zone.main[0].zone_id)
 }