diff --git a/terraform/modules/network/main.tf b/terraform/modules/network/main.tf
index a356578..17a0c10 100644
--- a/terraform/modules/network/main.tf
+++ b/terraform/modules/network/main.tf
@@ -39,7 +39,7 @@ resource "google_compute_subnetwork" "subnet_database" {
 
 
 resource "google_compute_firewall" "allow_user_frontend" {
-  name    = "allow_user_frontend"
+  name    = "allow-user-frontend"
   network = google_compute_network.vpc_terraform.id
 
   allow {
@@ -53,7 +53,7 @@ resource "google_compute_firewall" "allow_user_frontend" {
 }
 
 resource "google_compute_firewall" "allow_frontend_backend" {
-  name    = "allow_frontend_backend"
+  name    = "allow-frontend-backend"
   network = google_compute_network.vpc_terraform.id
 
   allow {
@@ -66,7 +66,7 @@ resource "google_compute_firewall" "allow_frontend_backend" {
 }
 
 resource "google_compute_firewall" "allow_ssh_all" {
-  name    = "allow_ssh_all"
+  name    = "allow-ssh-all"
   network = google_compute_network.vpc_terraform.id
 
   allow {
@@ -80,7 +80,7 @@ resource "google_compute_firewall" "allow_ssh_all" {
 
 
 resource "google_compute_firewall" "allow_backend_database" {
-  name    = "allow_backend_database"
+  name    = "allow-backend-database"
   network = google_compute_network.vpc_terraform.id
 
   allow {