diff --git a/quickstart/201-confidential-os-disk/main.tf b/quickstart/201-confidential-os-disk/main.tf
index 2060fc8a..ae4d2402 100644
--- a/quickstart/201-confidential-os-disk/main.tf
+++ b/quickstart/201-confidential-os-disk/main.tf
@@ -6,12 +6,12 @@ data "azurerm_platform_image" "example" {
 }
 
 resource "azurerm_resource_group" "example" {
-  name     = "${var.name_prefix}-rg"
+  name     = "${random_pet.rg_name.id}-rg"
   location = var.location
 }
 
-resource "azurerm_managed_disk" "example" {
-  name                 = "${var.name_prefix}-disk"
+resource "azurerm_managed_disk" "main" {
+  name                 = "${random_pet.rg_name.id}-disk"
   location             = azurerm_resource_group.example.location
   resource_group_name  = azurerm_resource_group.example.name
   storage_account_type = "Standard_LRS"
@@ -22,3 +22,7 @@ resource "azurerm_managed_disk" "example" {
 
   security_type = "ConfidentialVM_DiskEncryptedWithPlatformKey"
 }
+
+resource "random_pet" "rg_name" {
+  prefix = var.name_prefix
+}
\ No newline at end of file
diff --git a/quickstart/201-confidential-os-disk/outputs.tf b/quickstart/201-confidential-os-disk/outputs.tf
new file mode 100644
index 00000000..ab450506
--- /dev/null
+++ b/quickstart/201-confidential-os-disk/outputs.tf
@@ -0,0 +1,7 @@
+output "resource_group_name" {
+  value = azurerm_resource_group.example.name
+}
+
+output "managed_disk_name" {
+  value = azurerm_managed_disk.main.name
+}
\ No newline at end of file
diff --git a/quickstart/201-confidential-os-disk/providers.tf b/quickstart/201-confidential-os-disk/providers.tf
index 6b2a6509..549f9c0c 100644
--- a/quickstart/201-confidential-os-disk/providers.tf
+++ b/quickstart/201-confidential-os-disk/providers.tf
@@ -4,11 +4,11 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "~>3.8"
+      version = ">= 3.0, < 4.0"
     }
   }
 }
 
 provider "azurerm" {
   features {}
-}
+}
\ No newline at end of file
diff --git a/quickstart/201-confidential-os-disk/variables.tf b/quickstart/201-confidential-os-disk/variables.tf
index d0d1cc7c..4fefba47 100644
--- a/quickstart/201-confidential-os-disk/variables.tf
+++ b/quickstart/201-confidential-os-disk/variables.tf
@@ -1,9 +1,11 @@
 variable "location" {
   type        = string
+  default     = "westus"
   description = "Location where resources will be created"
 }
 
 variable "name_prefix" {
   type        = string
+  default     = "201-confidential-os-disk"
   description = "Prefix of the resource name"
-}
+}
\ No newline at end of file