diff --git a/06-variables.md b/06-variables.md
index 2975349..eca2d31 100644
--- a/06-variables.md
+++ b/06-variables.md
@@ -86,7 +86,7 @@ resource "azurerm_virtual_machine" "training" {
   location              = azurerm_resource_group.training.location
   resource_group_name   = azurerm_resource_group.training.name
   network_interface_ids = [azurerm_network_interface.training.id]
-  vm_size               = "Standard_F2"
+  vm_size               = "Standard_D2s_v4"
 
   delete_os_disk_on_termination = true
   delete_data_disks_on_termination = true
diff --git a/08-meta-arguments.md b/08-meta-arguments.md
index d3b666d..0bb59b6 100644
--- a/08-meta-arguments.md
+++ b/08-meta-arguments.md
@@ -22,7 +22,7 @@ resource "azurerm_virtual_machine" "training" {
   location              = azurerm_resource_group.training.location
   resource_group_name   = azurerm_resource_group.training.name
   network_interface_ids = [azurerm_network_interface.training[count.index].id]
-  vm_size               = "Standard_F2"
+  vm_size               = "Standard_D2s_v4"
 # ... leave the rest of the resource block unchanged...
 }
 
diff --git a/solution/lifecycle/terraform.tfvars b/solution/lifecycle/terraform.tfvars
index e69096a..fb871f5 100644
--- a/solution/lifecycle/terraform.tfvars
+++ b/solution/lifecycle/terraform.tfvars
@@ -2,4 +2,4 @@ prefix         = "ghm"
 location       = "East US"
 admin_username = "testadmin"
 admin_password = "Password1234!"
-vm_size        = "Standard_F2"
+vm_size        = "Standard_D2s_v4"