diff --git a/tests/modules/project/fixture/main.tf b/tests/modules/project/fixture/main.tf
index 07a883e99c..91a838f637 100644
--- a/tests/modules/project/fixture/main.tf
+++ b/tests/modules/project/fixture/main.tf
@@ -15,21 +15,21 @@
  */
 
 module "test" {
-  source              = "../../../../modules/project"
-  name                = "my-project"
-  billing_account     = "12345-12345-12345"
-  auto_create_network = var.auto_create_network
-  custom_roles        = var.custom_roles
-  iam_members         = var.iam_members
-  iam_roles           = var.iam_roles
-  iam_nonauth_members = var.iam_nonauth_members
-  iam_nonauth_roles   = var.iam_nonauth_roles
-  labels              = var.labels
-  lien_reason         = var.lien_reason
-  oslogin             = var.oslogin
-  oslogin_admins      = var.oslogin_admins
-  oslogin_users       = var.oslogin_users
-  parent              = var.parent
-  prefix              = var.prefix
-  services            = var.services
+  source               = "../../../../modules/project"
+  name                 = "my-project"
+  billing_account      = "12345-12345-12345"
+  auto_create_network  = var.auto_create_network
+  custom_roles         = var.custom_roles
+  iam_members          = var.iam_members
+  iam_roles            = var.iam_roles
+  iam_additive_members = var.iam_additive_members
+  iam_additive_roles   = var.iam_additive_roles
+  labels               = var.labels
+  lien_reason          = var.lien_reason
+  oslogin              = var.oslogin
+  oslogin_admins       = var.oslogin_admins
+  oslogin_users        = var.oslogin_users
+  parent               = var.parent
+  prefix               = var.prefix
+  services             = var.services
 }
diff --git a/tests/modules/project/fixture/variables.tf b/tests/modules/project/fixture/variables.tf
index a159af39a7..bcf7da90cd 100644
--- a/tests/modules/project/fixture/variables.tf
+++ b/tests/modules/project/fixture/variables.tf
@@ -34,12 +34,12 @@ variable "iam_roles" {
   default = []
 }
 
-variable "iam_nonauth_members" {
+variable "iam_additive_members" {
   type    = map(list(string))
   default = {}
 }
 
-variable "iam_nonauth_roles" {
+variable "iam_additive_roles" {
   type    = list(string)
   default = []
 }