diff --git a/cli/rg-client-test/main.go b/cli/rg-client-test/main.go
index 60802d4..bb9bdbe 100644
--- a/cli/rg-client-test/main.go
+++ b/cli/rg-client-test/main.go
@@ -12,17 +12,22 @@ import (
 )
 
 func main() {
-	cli, err := rgclient.CreateUnified()
+	cli, err := rgclient.CreateUnifiedWithOptions(&rgclient.Options{TokenFile: "/tmp/k8s_token"})
+	// cli, err := rgclient.CreateUnified()
 	if err != nil {
 		log.Fatalf("Failed to create unified RouteGroup client: %v", err)
 	}
 	log.Println("have cli")
 
 	// example kubernetes.Interface access
-	ings, err := cli.ExtensionsV1beta1().Ingresses("").List(context.TODO(), metav1.ListOptions{})
-	//ings, err := cli.NetworkingV1().Ingress("").List(context.TODO(), metav1.ListOptions{})
+	// ings, err := cli.ExtensionsV1beta1().Ingresses("").List(context.TODO(), metav1.ListOptions{})
+	ings, err := cli.NetworkingV1().Ingresses("").List(context.TODO(), metav1.ListOptions{})
+	if err != nil {
+		log.Fatalf("Failed to get Ingress list: %v", err)
+	}
+
 	for _, ing := range ings.Items {
-		log.Printf("ing NAmespace/Name: %s/%s", ing.Namespace, ing.Name)
+		log.Printf("ing Namespace/Name: %s/%s\n", ing.Namespace, ing.Name)
 	}
 	log.Printf("have ing %d", len(ings.Items))
 
diff --git a/client.go b/client.go
index c3e1f4d..ac1435d 100644
--- a/client.go
+++ b/client.go
@@ -34,6 +34,10 @@ type Clientset struct {
 	zclient *zclient.Clientset
 }
 
+type Options struct {
+	TokenFile string
+}
+
 // ZalandoV1 implements ZalandoInterface
 func (cs *Clientset) ZalandoV1() zalandov1.ZalandoV1Interface {
 	return cs.zclient.ZalandoV1()
@@ -60,7 +64,7 @@ func NewClientset(config *rest.Config) (*Clientset, error) {
 
 // Create returns the Zalandointerface client
 func Create() (ZalandoInterface, error) {
-	config, err := getRestConfig()
+	config, err := getRestConfigWithOptions(nil)
 	if err != nil {
 		return nil, err
 	}
@@ -70,7 +74,22 @@ func Create() (ZalandoInterface, error) {
 
 // CreateUnified returns the unified client
 func CreateUnified() (Interface, error) {
-	config, err := getRestConfig()
+	config, err := getRestConfigWithOptions(nil)
+	if err != nil {
+		return nil, err
+	}
+
+	client, err := NewClientset(config)
+	if err != nil {
+		return nil, fmt.Errorf("unable to create a unified client: %v", err)
+	}
+
+	return client, nil
+}
+
+// CreateUnifiedWithOptions returns the unified client that
+func CreateUnifiedWithOptions(opts *Options) (Interface, error) {
+	config, err := getRestConfigWithOptions(opts)
 	if err != nil {
 		return nil, err
 	}
@@ -83,12 +102,19 @@ func CreateUnified() (Interface, error) {
 	return client, nil
 }
 
-func getRestConfig() (*rest.Config, error) {
+func getRestConfigWithOptions(opts *Options) (*rest.Config, error) {
 	config, err := rest.InClusterConfig()
 	if err != nil {
 		if errors.Is(err, rest.ErrNotInCluster) {
-			config = &rest.Config{
-				Host: LocalAPIServer,
+			if opts == nil {
+				config = &rest.Config{
+					Host: LocalAPIServer,
+				}
+			} else {
+				config = &rest.Config{
+					Host:            LocalAPIServer,
+					BearerTokenFile: opts.TokenFile,
+				}
 			}
 			err = nil
 		} else {