diff --git a/modules/compute/main.tf b/modules/compute/main.tf
index 1988fb1..fda898c 100644
--- a/modules/compute/main.tf
+++ b/modules/compute/main.tf
@@ -9,17 +9,16 @@ resource "google_compute_instance" "vm-front" {
       size  = 10
     }
   }
-}
+  network_interface {
+    subnetwork = google_compute_network.subnet1.id
+    access_config {} # IP publique
+  }
 
-network_interface {
-  network = google_compute_network.subnet1.id
-  access_config {} # IP publique
-}
+  tags = ["web", "ssh"]
 
-tags = ["web", "ssh"]
-
-metadata = {
-  enable-oslogin = "TRUE"
+  metadata = {
+    enable-oslogin = "TRUE"
+  }
 }
 
 
@@ -71,3 +70,4 @@ resource "google_compute_instance" "vm-database" {
   }
 }
 
+
diff --git a/modules/compute/variables.tf b/modules/compute/variables.tf
index 34a788d..2b5c94a 100644
--- a/modules/compute/variables.tf
+++ b/modules/compute/variables.tf
@@ -1,7 +1,6 @@
 variable "instance_type" {
   description = "type d'instance"
   type        = string
-  default     = "e2-micro"
 }
 
 variable "zone" {
@@ -10,22 +9,19 @@ variable "zone" {
   default     = "europe-west4-a"
 }
 
-variable "frontend_subnet_id" {
+variable "frontend_cidr" {
   description = "front sub id"
   type        = string
-  default     = "10.0.1.0/24"
 }
 
-variable "backend_subnet_id" {
+variable "backend_cidr" {
   description = "back sub id"
   type        = string
-  default     = "10.0.2.0/24"
 }
 
-variable "database_subnet_id" {
+variable "database_cidr" {
   description = "data sub id"
   type        = string
-  default     = "10.0.3.0/24"
 }