diff --git a/terraform/modules/compute/main.tf b/terraform/modules/compute/main.tf
index 87a795f..684e549 100644
--- a/terraform/modules/compute/main.tf
+++ b/terraform/modules/compute/main.tf
@@ -1,4 +1,4 @@
-resource "google_compute_instance" "frontend" {
+resource "google_compute_instance" "vm_frontend" {
   name         = "frontend-instance"
   machine_type = var.instance_type
   zone         = var.zone
@@ -24,7 +24,7 @@ resource "google_compute_instance" "frontend" {
   }
 }
 
-resource "google_compute_instance" "backend" {
+resource "google_compute_instance" "vm_backend" {
   name         = "backend-instance"
   machine_type = var.instance_type
   zone         = var.zone
@@ -49,7 +49,7 @@ resource "google_compute_instance" "backend" {
     }
 }
 
-resource "google_compute_instance" "database" {
+resource "google_compute_instance" "vm_database" {
   name         = "database-instance"
   machine_type = var.instance_type
   zone         = var.zone
@@ -58,7 +58,7 @@ resource "google_compute_instance" "database" {
   boot_disk {
     initialize_params {
       image = "debian-cloud/debian-11"
-      size  = 10
+      size  = 20
     }
   }