diff --git a/modules/secure-cloud-run/main.tf b/modules/secure-cloud-run/main.tf
index de8308b3..9d3a75e3 100644
--- a/modules/secure-cloud-run/main.tf
+++ b/modules/secure-cloud-run/main.tf
@@ -16,7 +16,7 @@
 
 module "serverless_project_apis" {
   source  = "terraform-google-modules/project-factory/google//modules/project_services"
-  version = "~> 17.0"
+  version = "~> 18.0"
 
   project_id                  = var.serverless_project_id
   disable_services_on_destroy = false
@@ -32,7 +32,7 @@ module "serverless_project_apis" {
 
 module "vpc_project_apis" {
   source  = "terraform-google-modules/project-factory/google//modules/project_services"
-  version = "~> 17.0"
+  version = "~> 18.0"
 
   project_id                  = var.vpc_project_id
   disable_services_on_destroy = false
diff --git a/modules/secure-serverless-harness/main.tf b/modules/secure-serverless-harness/main.tf
index 840aab8a..a811844e 100644
--- a/modules/secure-serverless-harness/main.tf
+++ b/modules/secure-serverless-harness/main.tf
@@ -51,7 +51,7 @@ resource "google_folder" "fld_serverless" {
 
 module "network_project" {
   source  = "terraform-google-modules/project-factory/google"
-  version = "~> 17.0"
+  version = "~> 18.0"
   count   = var.use_shared_vpc ? 1 : 0
 
   random_project_id = "true"
@@ -69,7 +69,7 @@ module "network_project" {
 
 module "security_project" {
   source  = "terraform-google-modules/project-factory/google"
-  version = "~> 17.0"
+  version = "~> 18.0"
 
   random_project_id = "true"
   activate_apis     = local.kms_apis
diff --git a/modules/service-project-factory/main.tf b/modules/service-project-factory/main.tf
index 6886cdbe..bc79c33a 100644
--- a/modules/service-project-factory/main.tf
+++ b/modules/service-project-factory/main.tf
@@ -16,7 +16,7 @@
 
 module "serverless_project" {
   source  = "terraform-google-modules/project-factory/google"
-  version = "~> 17.0"
+  version = "~> 18.0"
 
   random_project_id           = "true"
   activate_apis               = var.activate_apis
diff --git a/test/fixtures/secure_cloud_run/harness.tf b/test/fixtures/secure_cloud_run/harness.tf
index a3f9fc2f..084c7fa0 100644
--- a/test/fixtures/secure_cloud_run/harness.tf
+++ b/test/fixtures/secure_cloud_run/harness.tf
@@ -47,7 +47,7 @@ data "terraform_remote_state" "sfb-env-prod" {
 
 module "serverless_project" {
   source  = "terraform-google-modules/project-factory/google"
-  version = "~> 17.0"
+  version = "~> 18.0"
 
   name              = "ci-cloud-run"
   random_project_id = "true"
@@ -75,7 +75,7 @@ module "serverless_project" {
 
 module "kms_project" {
   source  = "terraform-google-modules/project-factory/google"
-  version = "~> 17.0"
+  version = "~> 18.0"
 
   name              = "ci-cloud-run-kms"
   random_project_id = "true"
diff --git a/test/setup/main.tf b/test/setup/main.tf
index 3a581258..1a20e1cc 100644
--- a/test/setup/main.tf
+++ b/test/setup/main.tf
@@ -135,7 +135,7 @@ locals {
 
 module "project" {
   source  = "terraform-google-modules/project-factory/google"
-  version = "~> 17.0"
+  version = "~> 18.0"
 
   name                    = "ci-cloud-run"
   random_project_id       = "true"