diff --git a/tp-cloud/terraform/modules/compute/main.tf b/tp-cloud/terraform/modules/compute/main.tf
index c92a231..ef7291c 100644
--- a/tp-cloud/terraform/modules/compute/main.tf
+++ b/tp-cloud/terraform/modules/compute/main.tf
@@ -1,5 +1,5 @@
 resource "google_compute_instance" "frontend" {
-  name         = "ma-vm frontend"
+  name         = "ma_vm_frontend"
   machine_type = var.instance_type
   zone         = var.zone
 
@@ -23,7 +23,7 @@ resource "google_compute_instance" "frontend" {
 }
 
 resource "google_compute_instance" "backend" {
-  name         = "ma-vm backend"
+  name         = "ma_vm_backend"
   machine_type = var.instance_type
   zone         = var.zone
 
@@ -46,7 +46,7 @@ resource "google_compute_instance" "backend" {
 }
 
 resource "google_compute_instance" "database" {
-  name         = "ma-vm database"
+  name         = "ma_vm_database"
   machine_type = var.instance_type
   zone         = var.zone