diff --git a/modules/cluster/crypto.tf b/modules/cluster/crypto.tf
index d1837f8..e4516aa 100644
--- a/modules/cluster/crypto.tf
+++ b/modules/cluster/crypto.tf
@@ -53,7 +53,6 @@ resource "tls_private_key" "root" {
 resource "tls_self_signed_cert" "root" {
   count = local.manage_tls_count
 
-  key_algorithm   = tls_private_key.root[0].algorithm
   private_key_pem = tls_private_key.root[0].private_key_pem
 
   subject {
@@ -94,7 +93,6 @@ resource "tls_private_key" "vault-server" {
 resource "tls_cert_request" "vault-server" {
   count = local.manage_tls_count
 
-  key_algorithm   = tls_private_key.vault-server[0].algorithm
   private_key_pem = tls_private_key.vault-server[0].private_key_pem
 
   dns_names = var.tls_dns_names
@@ -113,7 +111,6 @@ resource "tls_locally_signed_cert" "vault-server" {
   count = local.manage_tls_count
 
   cert_request_pem   = tls_cert_request.vault-server[0].cert_request_pem
-  ca_key_algorithm   = tls_private_key.root[0].algorithm
   ca_private_key_pem = tls_private_key.root[0].private_key_pem
   ca_cert_pem        = tls_self_signed_cert.root[0].cert_pem
 
diff --git a/modules/cluster/versions.tf b/modules/cluster/versions.tf
index ed684b2..4c877fc 100644
--- a/modules/cluster/versions.tf
+++ b/modules/cluster/versions.tf
@@ -20,7 +20,7 @@ terraform {
 
     tls = {
       source  = "hashicorp/tls"
-      version = "~> 2.1"
+      version = "~> 3.3"
     }
 
     google = {
diff --git a/network.tf b/network.tf
index 09f92d1..b8c8309 100644
--- a/network.tf
+++ b/network.tf
@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-
 #
 # This file contains the networking bits.
 #
@@ -38,6 +37,8 @@ resource "google_compute_address" "vault_ilb" {
   subnetwork   = local.subnet
   name         = "vault-ilb"
   address_type = "INTERNAL"
+  project      = var.project_id
+  region       = var.region
 
   depends_on = [google_project_service.service]
 }