diff --git a/main.tf b/main.tf
index bca776c..bdf4094 100644
--- a/main.tf
+++ b/main.tf
@@ -69,6 +69,8 @@ resource "xenorchestra_vm" "vm_deployed" {
 
 # Generate inventory file
 resource "local_file" "inventory" {
+  count = var.playbook != "" ? 1 : 0
+
   filename = "inventory"
   content  = <<EOF
 [all]
@@ -77,12 +79,16 @@ EOF
 }
 
 resource "time_sleep" "wait_30_seconds" {
+  count = var.playbook != "" ? 1 : 0
+
   depends_on = [xenorchestra_vm.vm_deployed]
 
   create_duration = "30s"
 }
 
 resource "null_resource" "run-ansible" {
+  count = var.playbook != "" ? 1 : 0
+
   provisioner "local-exec" {
     command = "ansible-playbook -D -i inventory playbooks/${var.playbook} "
     environment = {
diff --git a/var.tf b/var.tf
index 9661ab0..721275e 100644
--- a/var.tf
+++ b/var.tf
@@ -68,6 +68,7 @@ variable "template" {
 
 variable "playbook" {
   type = string
+  default = ""
 }
 
 variable "cpu" {
@@ -96,4 +97,5 @@ variable "ssh_keys" {
 
 variable "vm_tags" {
   type = list
+  default = []
 }