diff --git a/cli/internal/terraform/terraform/gcp/main.tf b/cli/internal/terraform/terraform/gcp/main.tf
index 6ac77d90e..7d1c2ebcd 100644
--- a/cli/internal/terraform/terraform/gcp/main.tf
+++ b/cli/internal/terraform/terraform/gcp/main.tf
@@ -135,19 +135,20 @@ resource "google_compute_firewall" "firewall_internal_pods" {
 }
 
 module "instance_group_control_plane" {
-  source         = "./modules/instance_group"
-  name           = local.name
-  role           = "ControlPlane"
-  uid            = local.uid
-  instance_type  = var.instance_type
-  instance_count = var.control_plane_count
-  image_id       = var.image_id
-  disk_size      = var.state_disk_size
-  disk_type      = var.state_disk_type
-  network        = google_compute_network.vpc_network.id
-  subnetwork     = google_compute_subnetwork.vpc_subnetwork.id
-  kube_env       = local.kube_env
-  debug          = var.debug
+  source              = "./modules/instance_group"
+  name                = local.name
+  role                = "ControlPlane"
+  uid                 = local.uid
+  instance_type       = var.instance_type
+  instance_count      = var.control_plane_count
+  image_id            = var.image_id
+  disk_size           = var.state_disk_size
+  disk_type           = var.state_disk_type
+  network             = google_compute_network.vpc_network.id
+  subnetwork          = google_compute_subnetwork.vpc_subnetwork.id
+  alias_ip_range_name = google_compute_subnetwork.vpc_subnetwork.secondary_ip_range[0].range_name
+  kube_env            = local.kube_env
+  debug               = var.debug
   named_ports = flatten([
     { name = "kubernetes", port = local.ports_kubernetes },
     { name = "bootstrapper", port = local.ports_bootstrapper },
@@ -161,21 +162,22 @@ module "instance_group_control_plane" {
 }
 
 module "instance_group_worker" {
-  source           = "./modules/instance_group"
-  name             = local.name
-  role             = "Worker"
-  uid              = local.uid
-  instance_type    = var.instance_type
-  instance_count   = var.worker_count
-  image_id         = var.image_id
-  disk_size        = var.state_disk_size
-  disk_type        = var.state_disk_type
-  network          = google_compute_network.vpc_network.id
-  subnetwork       = google_compute_subnetwork.vpc_subnetwork.id
-  kube_env         = local.kube_env
-  debug            = var.debug
-  labels           = local.labels
-  init_secret_hash = local.initSecretHash
+  source              = "./modules/instance_group"
+  name                = "${local.name}-1"
+  role                = "Worker"
+  uid                 = local.uid
+  instance_type       = var.instance_type
+  instance_count      = var.worker_count
+  image_id            = var.image_id
+  disk_size           = var.state_disk_size
+  disk_type           = var.state_disk_type
+  network             = google_compute_network.vpc_network.id
+  subnetwork          = google_compute_subnetwork.vpc_subnetwork.id
+  alias_ip_range_name = google_compute_subnetwork.vpc_subnetwork.secondary_ip_range[0].range_name
+  kube_env            = local.kube_env
+  debug               = var.debug
+  labels              = local.labels
+  init_secret_hash    = local.initSecretHash
 }
 
 resource "google_compute_global_address" "loadbalancer_ip" {
diff --git a/cli/internal/terraform/terraform/gcp/modules/instance_group/main.tf b/cli/internal/terraform/terraform/gcp/modules/instance_group/main.tf
index 0fea4ef17..c7171038a 100644
--- a/cli/internal/terraform/terraform/gcp/modules/instance_group/main.tf
+++ b/cli/internal/terraform/terraform/gcp/modules/instance_group/main.tf
@@ -52,7 +52,7 @@ resource "google_compute_instance_template" "template" {
     subnetwork = var.subnetwork
     alias_ip_range {
       ip_cidr_range         = "/24"
-      subnetwork_range_name = var.name
+      subnetwork_range_name = var.alias_ip_range_name
     }
   }
 
diff --git a/cli/internal/terraform/terraform/gcp/modules/instance_group/variables.tf b/cli/internal/terraform/terraform/gcp/modules/instance_group/variables.tf
index 98b359eda..5b5f55e6c 100644
--- a/cli/internal/terraform/terraform/gcp/modules/instance_group/variables.tf
+++ b/cli/internal/terraform/terraform/gcp/modules/instance_group/variables.tf
@@ -79,3 +79,8 @@ variable "debug" {
   default     = false
   description = "Enable debug mode. This will enable serial port access on the instances."
 }
+
+variable "alias_ip_range_name" {
+  type        = string
+  description = "Name of the alias IP range to use."
+}
diff --git a/hack/terraform/gcp/internal-loadbalancer/main.tf b/hack/terraform/gcp/internal-loadbalancer/main.tf
index f29e38853..7f64b06e1 100644
--- a/hack/terraform/gcp/internal-loadbalancer/main.tf
+++ b/hack/terraform/gcp/internal-loadbalancer/main.tf
@@ -58,7 +58,9 @@ resource "random_password" "initSecret" {
 
 resource "google_compute_network" "vpc_network" {
   name                    = local.name
+  description             = "Constellation VPC network"
   auto_create_subnetworks = false
+  mtu                     = 8896
 }
 
 
@@ -151,19 +153,20 @@ resource "google_compute_firewall" "firewall_internal_pods" {
 }
 
 module "instance_group_control_plane" {
-  source         = "./modules/instance_group"
-  name           = local.name
-  role           = "ControlPlane"
-  uid            = local.uid
-  instance_type  = var.instance_type
-  instance_count = var.control_plane_count
-  image_id       = var.image_id
-  disk_size      = var.state_disk_size
-  disk_type      = var.state_disk_type
-  network        = google_compute_network.vpc_network.id
-  subnetwork     = google_compute_subnetwork.vpc_subnetwork_backend.id
-  kube_env       = local.kube_env
-  debug          = var.debug
+  source              = "./modules/instance_group"
+  name                = local.name
+  role                = "ControlPlane"
+  uid                 = local.uid
+  instance_type       = var.instance_type
+  instance_count      = var.control_plane_count
+  image_id            = var.image_id
+  disk_size           = var.state_disk_size
+  disk_type           = var.state_disk_type
+  network             = google_compute_network.vpc_network.id
+  subnetwork          = google_compute_subnetwork.vpc_subnetwork_backend.id
+  alias_ip_range_name = google_compute_subnetwork.vpc_subnetwork.secondary_ip_range[0].range_name
+  kube_env            = local.kube_env
+  debug               = var.debug
   named_ports = flatten([
     { name = "kubernetes", port = local.ports_kubernetes },
     { name = "bootstrapper", port = local.ports_bootstrapper },
@@ -177,21 +180,22 @@ module "instance_group_control_plane" {
 }
 
 module "instance_group_worker" {
-  source           = "./modules/instance_group"
-  name             = local.name
-  role             = "Worker"
-  uid              = local.uid
-  instance_type    = var.instance_type
-  instance_count   = var.worker_count
-  image_id         = var.image_id
-  disk_size        = var.state_disk_size
-  disk_type        = var.state_disk_type
-  network          = google_compute_network.vpc_network.id
-  subnetwork       = google_compute_subnetwork.vpc_subnetwork_backend.id
-  kube_env         = local.kube_env
-  debug            = var.debug
-  labels           = local.labels
-  init_secret_hash = local.initSecretHash
+  source              = "./modules/instance_group"
+  name                = "${local.name}-1"
+  role                = "Worker"
+  uid                 = local.uid
+  instance_type       = var.instance_type
+  instance_count      = var.worker_count
+  image_id            = var.image_id
+  disk_size           = var.state_disk_size
+  disk_type           = var.state_disk_type
+  network             = google_compute_network.vpc_network.id
+  subnetwork          = google_compute_subnetwork.vpc_subnetwork_backend.id
+  alias_ip_range_name = google_compute_subnetwork.vpc_subnetwork.secondary_ip_range[0].range_name
+  kube_env            = local.kube_env
+  debug               = var.debug
+  labels              = local.labels
+  init_secret_hash    = local.initSecretHash
 }
 
 resource "google_compute_address" "loadbalancer_ip" {
diff --git a/hack/terraform/gcp/internal-loadbalancer/modules/instance_group/main.tf b/hack/terraform/gcp/internal-loadbalancer/modules/instance_group/main.tf
index 8e86828bd..87e048bbb 100644
--- a/hack/terraform/gcp/internal-loadbalancer/modules/instance_group/main.tf
+++ b/hack/terraform/gcp/internal-loadbalancer/modules/instance_group/main.tf
@@ -56,7 +56,7 @@ resource "google_compute_instance_template" "template" {
     subnetwork = var.subnetwork
     alias_ip_range {
       ip_cidr_range         = "/24"
-      subnetwork_range_name = var.name
+      subnetwork_range_name = var.alias_ip_range_name
     }
   }
 
diff --git a/hack/terraform/gcp/internal-loadbalancer/modules/instance_group/variables.tf b/hack/terraform/gcp/internal-loadbalancer/modules/instance_group/variables.tf
index 98b359eda..5b5f55e6c 100644
--- a/hack/terraform/gcp/internal-loadbalancer/modules/instance_group/variables.tf
+++ b/hack/terraform/gcp/internal-loadbalancer/modules/instance_group/variables.tf
@@ -79,3 +79,8 @@ variable "debug" {
   default     = false
   description = "Enable debug mode. This will enable serial port access on the instances."
 }
+
+variable "alias_ip_range_name" {
+  type        = string
+  description = "Name of the alias IP range to use."
+}