diff --git a/README.md b/README.md
index 5ed87ce..ead00b0 100644
--- a/README.md
+++ b/README.md
@@ -25,10 +25,10 @@ This repository contains a collection of inter-dependent [cloud computing](https
 * [PowerShell](https://docs.microsoft.com/en-us/powershell/scripting/overview?view=powershell-7.1)
   * [PowerShell Core](https://docs.microsoft.com/en-us/powershell/scripting/whats-new/what-s-new-in-powershell-71?view=powershell-7.1)
   * [PowerShell 5.1](https://docs.microsoft.com/en-us/powershell/scripting/overview?view=powershell-5.1) for Windows Server configuration.
-* [Terraform](https://www.terraform.io/intro/index.html#what-is-terraform-) v1.2.7 for [Infrastructure as Code](https://en.wikipedia.org/wiki/Infrastructure_as_code) (IaC).
-  * [Azure Provider](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs) (azuerrm) v3.20.0
+* [Terraform](https://www.terraform.io/intro/index.html#what-is-terraform-) v1.2.8 for [Infrastructure as Code](https://en.wikipedia.org/wiki/Infrastructure_as_code) (IaC).
+  * [Azure Provider](https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs) (azuerrm) v3.21.0
   * [cloud-init Provider](https://registry.terraform.io/providers/hashicorp/cloudinit/latest/docs) (cloudinit) v2.2.0
-  * [Random Provider](https://registry.terraform.io/providers/hashicorp/random/latest/docs) (random) v3.3.2
+  * [Random Provider](https://registry.terraform.io/providers/hashicorp/random/latest/docs) (random) v3.4.2
 
 This repo was created by [Roger Doherty](https://www.linkedin.com/in/roger-doherty-805635b/).
 
diff --git a/terraform-azurerm-vnet-app/010-common.tf b/terraform-azurerm-vnet-app/010-common.tf
index ffe12dc..2054c1a 100644
--- a/terraform-azurerm-vnet-app/010-common.tf
+++ b/terraform-azurerm-vnet-app/010-common.tf
@@ -2,12 +2,12 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "=3.20.0"
+      version = "=3.21.0"
     }
 
     random = {
       source  = "hashicorp/random"
-      version = "=3.3.2"
+      version = "=3.4.2"
     }
 
     cloudinit = {
diff --git a/terraform-azurerm-vnet-shared/010-common.tf b/terraform-azurerm-vnet-shared/010-common.tf
index 0b1815b..39ffdf0 100644
--- a/terraform-azurerm-vnet-shared/010-common.tf
+++ b/terraform-azurerm-vnet-shared/010-common.tf
@@ -2,12 +2,12 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "=3.20.0"
+      version = "=3.21.0"
     }
 
     random = {
       source  = "hashicorp/random"
-      version = "=3.3.2"
+      version = "=3.4.2"
     }
   }
 }
diff --git a/terraform-azurerm-vwan/010-common.tf b/terraform-azurerm-vwan/010-common.tf
index 515a4d5..efa8f68 100755
--- a/terraform-azurerm-vwan/010-common.tf
+++ b/terraform-azurerm-vwan/010-common.tf
@@ -2,12 +2,12 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "=3.20.0"
+      version = "=3.21.0"
     }
 
     random = {
       source  = "hashicorp/random"
-      version = "=3.3.2"
+      version = "=3.4.2"
     }
   }
 }