diff --git a/quickstart/101-machine-learning/main.tf b/quickstart/101-machine-learning/main.tf
index 3a873834..a2d6a6f7 100644
--- a/quickstart/101-machine-learning/main.tf
+++ b/quickstart/101-machine-learning/main.tf
@@ -1,6 +1,16 @@
+terraform {
+  required_version = ">=0.15.0"
+
+  required_providers {
+    azurerm = {
+      source  = "hashicorp/azurerm"
+      version = "=2.56.0"
+    }
+  }
+}
+
 provider "azurerm" {
-    version = "~>2.0"
-    features {}
+  features {}
 }
 
 data "azurerm_client_config" "current" {}
diff --git a/quickstart/101-machine-learning/readme.md b/quickstart/101-machine-learning/readme.md
index 8211d4bf..1bf3d7c5 100644
--- a/quickstart/101-machine-learning/readme.md
+++ b/quickstart/101-machine-learning/readme.md
@@ -27,13 +27,7 @@ This template describes the minimal set of resources you require to get started
 ## Usage
 
 ```bash
-terraform plan \
-    -var 'name=azureml999' \
-    -var 'environment=dev' \
-    -var 'location=East US' \
-    -out demo.tfplan
+terraform plan -var name=azureml567 -out demo.tfplan
 
-terraform apply demo.tfplan
+terraform apply "demo.tfplan"
 ```
-
-\* Example shown with [Bash](https://www.gnu.org/software/bash/).  For [Powershell](https://docs.microsoft.com/en-us/powershell/) replace backslashes with backticks.
\ No newline at end of file
diff --git a/quickstart/201-machine-learning-private/main.tf b/quickstart/201-machine-learning-private/main.tf
index 59201a17..5f1e8381 100644
--- a/quickstart/201-machine-learning-private/main.tf
+++ b/quickstart/201-machine-learning-private/main.tf
@@ -1,6 +1,16 @@
+terraform {
+  required_version = ">=0.15.0"
+
+  required_providers {
+    azurerm = {
+      source  = "hashicorp/azurerm"
+      version = "=2.72.0"
+    }
+  }
+}
+
 provider "azurerm" {
-    version = "~>2.0"
-    features {}
+  features {}
 }
 
 data "azurerm_client_config" "current" {}
@@ -8,4 +18,4 @@ data "azurerm_client_config" "current" {}
 resource "azurerm_resource_group" "default" {
   name     = "${var.name}-${var.environment}-rgp"
   location = "${var.location}"
-}
+}
\ No newline at end of file
diff --git a/quickstart/201-machine-learning-private/network.tf b/quickstart/201-machine-learning-private/network.tf
index de660c42..65d7b682 100644
--- a/quickstart/201-machine-learning-private/network.tf
+++ b/quickstart/201-machine-learning-private/network.tf
@@ -1,7 +1,7 @@
-# Virtual Network resources
+# Virtual Network
 resource "azurerm_virtual_network" "default" {
   name                = "${var.name}-${var.environment}-vnet"
-  address_space       = ["10.0.0.0/16"]
+  address_space       = var.vnet_address_space
   location            = azurerm_resource_group.default.location
   resource_group_name = azurerm_resource_group.default.name
 }
@@ -10,11 +10,11 @@ resource "azurerm_subnet" "mlsubnet" {
   name                 = "mlsubnet"
   resource_group_name  = azurerm_resource_group.default.name
   virtual_network_name = azurerm_virtual_network.default.name
-  address_prefixes     = ["10.0.1.0/24"]
+  address_prefixes     = var.subnet_address_space
   enforce_private_link_endpoint_network_policies = true
 }
 
-# DNS zones
+# Private DNS Zones
 resource "azurerm_private_dns_zone" "dnsvault" {
   name                = "privatelink.vaultcore.azure.net"
   resource_group_name = azurerm_resource_group.default.name
diff --git a/quickstart/201-machine-learning-private/readme.md b/quickstart/201-machine-learning-private/readme.md
index f4cda8d1..221333ab 100644
--- a/quickstart/201-machine-learning-private/readme.md
+++ b/quickstart/201-machine-learning-private/readme.md
@@ -38,13 +38,7 @@ To learn more about security configurations in Azure Machine Learning, see [Ente
 ## Usage
 
 ```bash
-terraform plan \
-    -var 'name=azureml999' \
-    -var 'environment=dev' \
-    -var 'location=East US' \
-    -out demo.tfplan
+terraform plan -var name=azureml567 -out demo.tfplan
 
-terraform apply demo.tfplan
+terraform apply "demo.tfplan"
 ```
-
-\* Example shown with [Bash](https://www.gnu.org/software/bash/).  For [Powershell](https://docs.microsoft.com/en-us/powershell/) replace backslashes with backticks.
\ No newline at end of file
diff --git a/quickstart/201-machine-learning-private/variables.tf b/quickstart/201-machine-learning-private/variables.tf
index acf05ee1..274468c6 100644
--- a/quickstart/201-machine-learning-private/variables.tf
+++ b/quickstart/201-machine-learning-private/variables.tf
@@ -1,7 +1,7 @@
 variable "name" {
   type        = string
   description = "Name of the deployment"
-  default     = "mlple999"
+  default     = "azureml568"
 }
 
 variable "environment" {
@@ -14,4 +14,16 @@ variable "location" {
   type        = string
   description = "Location of the resources"
   default     = "East US"
+}
+
+variable "vnet_address_space" {
+  type        = list(string)
+  description = "Address space of the subnet"
+  default     = ["10.0.0.0/16"]
+}
+
+variable "subnet_address_space" {
+  type        = list(string)
+  description = "Address space of the subnet"
+  default     = ["10.0.0.0/24"]
 }
\ No newline at end of file
diff --git a/quickstart/201-machine-learning-private/workspace.tf b/quickstart/201-machine-learning-private/workspace.tf
index bdf5ed4e..911dbe80 100644
--- a/quickstart/201-machine-learning-private/workspace.tf
+++ b/quickstart/201-machine-learning-private/workspace.tf
@@ -1,4 +1,4 @@
-# Dependent resources for Azure Machine Learning
+# Dependent resources for the workspace
 resource "azurerm_application_insights" "default" {
   name                = "${var.name}-${var.environment}-ain"
   location            = azurerm_resource_group.default.location