diff --git a/equinix/resource_metal_port_acc_test.go b/equinix/resource_metal_port_acc_test.go
index 113dbe694..8a7ca65d6 100644
--- a/equinix/resource_metal_port_acc_test.go
+++ b/equinix/resource_metal_port_acc_test.go
@@ -237,10 +237,10 @@ resource "equinix_metal_vlan" "test" {
 func TestAccMetalPort_hybridBondedVxlan(t *testing.T) {
 	rs := acctest.RandString(10)
 	resource.ParallelTest(t, resource.TestCase{
-		PreCheck:          func() { testAccPreCheck(t) },
-		ExternalProviders: testExternalProviders,
-		ProviderFactories: testAccProviderFactories,
-		CheckDestroy:      testAccMetalPortDestroyed,
+		PreCheck:                 func() { testAccPreCheck(t) },
+		ExternalProviders:        testExternalProviders,
+		ProtoV5ProviderFactories: testAccProtoV5ProviderFactories,
+		CheckDestroy:             testAccMetalPortDestroyed,
 		Steps: []resource.TestStep{
 			{
 				Config: confAccMetalPort_HybridBondedVxlan(rs),
@@ -266,10 +266,10 @@ func TestAccMetalPort_hybridBondedVxlan(t *testing.T) {
 func TestAccMetalPort_L2IndividualNativeVlan(t *testing.T) {
 	rs := acctest.RandString(10)
 	resource.ParallelTest(t, resource.TestCase{
-		PreCheck:          func() { testAccPreCheck(t) },
-		ExternalProviders: testExternalProviders,
-		ProviderFactories: testAccProviderFactories,
-		CheckDestroy:      testAccMetalPortDestroyed,
+		PreCheck:                 func() { testAccPreCheck(t) },
+		ExternalProviders:        testExternalProviders,
+		ProtoV5ProviderFactories: testAccProtoV5ProviderFactories,
+		CheckDestroy:             testAccMetalPortDestroyed,
 		Steps: []resource.TestStep{
 			{
 				Config: confAccMetalPort_L2IndividualNativeVlan(rs),
@@ -299,10 +299,10 @@ func TestAccMetalPort_L2IndividualNativeVlan(t *testing.T) {
 func testAccMetalPortTemplate(t *testing.T, conf func(string) string, expectedType string) {
 	rs := acctest.RandString(10)
 	resource.ParallelTest(t, resource.TestCase{
-		PreCheck:          func() { testAccPreCheck(t) },
-		ExternalProviders: testExternalProviders,
-		ProviderFactories: testAccProviderFactories,
-		CheckDestroy:      testAccMetalPortDestroyed,
+		PreCheck:                 func() { testAccPreCheck(t) },
+		ExternalProviders:        testExternalProviders,
+		ProtoV5ProviderFactories: testAccProtoV5ProviderFactories,
+		CheckDestroy:             testAccMetalPortDestroyed,
 		Steps: []resource.TestStep{
 			{
 				Config: conf(rs),
@@ -422,10 +422,10 @@ func TestAccMetalPortCreate_hybridBonded_timeout(t *testing.T) {
 	deviceName := "equinix_metal_device.test"
 
 	resource.ParallelTest(t, resource.TestCase{
-		PreCheck:          func() { testAccPreCheck(t) },
-		ExternalProviders: testExternalProviders,
-		ProviderFactories: testAccProviderFactories,
-		CheckDestroy:      testAccMetalPortDestroyed,
+		PreCheck:                 func() { testAccPreCheck(t) },
+		ExternalProviders:        testExternalProviders,
+		ProtoV5ProviderFactories: testAccProtoV5ProviderFactories,
+		CheckDestroy:             testAccMetalPortDestroyed,
 		Steps: []resource.TestStep{
 			{
 				Config:      confAccMetalPort_HybridBonded_timeout(rInt, rs, "5s", ""),
@@ -463,10 +463,10 @@ func TestAccMetalPortUpdate_hybridBonded_timeout(t *testing.T) {
 	rInt := acctest.RandInt()
 
 	resource.ParallelTest(t, resource.TestCase{
-		PreCheck:          func() { testAccPreCheck(t) },
-		ExternalProviders: testExternalProviders,
-		ProviderFactories: testAccProviderFactories,
-		CheckDestroy:      testAccMetalPortDestroyed,
+		PreCheck:                 func() { testAccPreCheck(t) },
+		ExternalProviders:        testExternalProviders,
+		ProtoV5ProviderFactories: testAccProtoV5ProviderFactories,
+		CheckDestroy:             testAccMetalPortDestroyed,
 		Steps: []resource.TestStep{
 			{
 				Config: confAccMetalPort_HybridBonded_timeout(rInt, rs, "", "5s"),
diff --git a/internal/resources/metal/vlans/models.go b/internal/resources/metal/vlans/models.go
index e66708317..197744d30 100644
--- a/internal/resources/metal/vlans/models.go
+++ b/internal/resources/metal/vlans/models.go
@@ -19,7 +19,11 @@ type DataSourceModel struct {
 
 func (m *DataSourceModel) parse(vlan *packngo.VirtualNetwork) diag.Diagnostics {
 	m.ID = types.StringValue(vlan.ID)
-	m.ProjectID = types.StringValue(vlan.Project.ID)
+
+	if vlan.Project.ID != "" {
+		m.ProjectID = types.StringValue(vlan.Project.ID)
+	}
+
 	m.VlanID = types.StringValue(vlan.ID)
 
 	m.Facility = types.StringNull()
@@ -50,7 +54,10 @@ type ResourceModel struct {
 
 func (m *ResourceModel) parse(vlan *packngo.VirtualNetwork) diag.Diagnostics {
 	m.ID = types.StringValue(vlan.ID)
-	m.ProjectID = types.StringValue(vlan.Project.ID)
+
+	if vlan.Project.ID != "" {
+		m.ProjectID = types.StringValue(vlan.Project.ID)
+	}
 
 	m.Facility = types.StringNull()
 	if vlan.FacilityCode != "" {