diff --git a/ESLZ/front-door.tfvars b/ESLZ/front-door.tfvars
index 717650d..6f1b21e 100644
--- a/ESLZ/front-door.tfvars
+++ b/ESLZ/front-door.tfvars
@@ -57,7 +57,7 @@ front_doors ={
             custom-domain1 = {
                 host_name  = "custom.example.com"
                 internal_dns_record = false
-                internal_dsn_zone_name = null
+                internal_dns_zone_name = null
                 certificate_type    = "ManagedCertificate"
                 minimum_tls_version = "TLS12"
                 ttl =3600
@@ -65,7 +65,7 @@ front_doors ={
             custom-domain2 = {
                 host_name  = "www.custom.example.com"
                 internal_dns_record = true
-                internal_dsn_zone_name = "zone1"
+                internal_dns_zone_name = "zone1"
                 certificate_type    = "ManagedCertificate"
                 minimum_tls_version = "TLS12"
                 ttl=3600
diff --git a/module.tf b/module.tf
index 3e2781b..d45c67c 100644
--- a/module.tf
+++ b/module.tf
@@ -124,7 +124,7 @@ resource "azurerm_dns_cname_record" "cname_record" {
   depends_on = [azurerm_cdn_frontdoor_route.route, azurerm_cdn_frontdoor_security_policy.fd_security_policy]
 
   name                = each.value.host_name
-  zone_name           = var.zones[each.value.internal_dsn_zone_name].name
+  zone_name           = var.zones[each.value.internal_dns_zone_name].name
   resource_group_name = var.resource_groups["DNS"].name
   ttl                 = try(each.value.ttl,3600)
   record              = azurerm_cdn_frontdoor_endpoint.endpoint.host_name
@@ -136,7 +136,7 @@ resource "azurerm_dns_txt_record" "txt_record" {
       if value.internal_dns_record == true
   }
   name                = join(".", ["_dnsauth", "${each.value.host_name}"])
-  zone_name           = var.zones[each.value.internal_dsn_zone_name].name
+  zone_name           = var.zones[each.value.internal_dns_zone_name].name
   resource_group_name = var.resource_groups["DNS"].name
   ttl                 = try(each.value.ttl,3600)