diff --git a/modules/vmware/main.tf b/modules/vmware/main.tf
index 7571919..b02694c 100644
--- a/modules/vmware/main.tf
+++ b/modules/vmware/main.tf
@@ -33,6 +33,7 @@ resource "vsphere_virtual_machine" "vm" {
   num_cpus         = each.value.cpu
   memory           = each.value.ram
   guest_id         = each.value.guest_id
+  firmware         = each.value.firmware
 
   dynamic "network_interface" {
     for_each = each.value.network_interfaces
diff --git a/modules/vmware/variables.tf b/modules/vmware/variables.tf
index 75b2d03..1b7356d 100644
--- a/modules/vmware/variables.tf
+++ b/modules/vmware/variables.tf
@@ -5,6 +5,7 @@ variable "vms" {
         cpu = number
         ram = number
         guest_id = string
+        firmware = string
         disks = map(object({
           size = string
           thin_provisioned = bool