diff --git a/demo-11/route53.tf b/demo-11/route53.tf
index 6b3783b..b4d26de 100644
--- a/demo-11/route53.tf
+++ b/demo-11/route53.tf
@@ -30,5 +30,5 @@ resource "aws_route53_record" "mail1-record" {
 }
 
 output "ns-servers" {
-   value = "${aws_route53_zone.newtech-academy.name-servers}"
+   value = "${aws_route53_zone.newtech-academy.name_servers}"
 }