diff --git a/.tflint_alt.hcl b/.tflint_alt.hcl
index a4e2e01..acc0048 100644
--- a/.tflint_alt.hcl
+++ b/.tflint_alt.hcl
@@ -133,7 +133,7 @@ rule "terraform_comment_syntax" {
 }
 
 rule "terraform_deprecated_index" {
-  enabled = false
+  enabled = true
 }
 
 rule "terraform_deprecated_interpolation" {
diff --git a/outputs.tf b/outputs.tf
index 708080b..e4dc00e 100644
--- a/outputs.tf
+++ b/outputs.tf
@@ -20,7 +20,7 @@ output "vnet_name" {
 
 output "vnet_subnets" {
   description = "The ids of subnets created inside the newly created vNet"
-  value       = azurerm_subnet.subnet.*.id
+  value       = azurerm_subnet.subnet[*].id
 }
 
 output "vnet_subnets_name_id" {