diff --git a/cmd/kubeadm/app/phases/controlplane/manifests.go b/cmd/kubeadm/app/phases/controlplane/manifests.go
index 04518f46338..dd9e5732ad3 100644
--- a/cmd/kubeadm/app/phases/controlplane/manifests.go
+++ b/cmd/kubeadm/app/phases/controlplane/manifests.go
@@ -306,7 +306,6 @@ func getControllerManagerCommand(cfg *kubeadmapi.ClusterConfiguration) []string
 	caFile := filepath.Join(cfg.CertificatesDir, kubeadmconstants.CACertName)
 
 	defaultArguments := map[string]string{
-		"port":                             "0",
 		"bind-address":                     "127.0.0.1",
 		"leader-elect":                     "true",
 		"kubeconfig":                       kubeconfigFile,
diff --git a/cmd/kubeadm/app/phases/controlplane/manifests_test.go b/cmd/kubeadm/app/phases/controlplane/manifests_test.go
index 57489486b36..dca3e2adaa0 100644
--- a/cmd/kubeadm/app/phases/controlplane/manifests_test.go
+++ b/cmd/kubeadm/app/phases/controlplane/manifests_test.go
@@ -550,7 +550,6 @@ func TestGetControllerManagerCommand(t *testing.T) {
 			},
 			expected: []string{
 				"kube-controller-manager",
-				"--port=0",
 				"--bind-address=127.0.0.1",
 				"--leader-elect=true",
 				"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
@@ -576,7 +575,6 @@ func TestGetControllerManagerCommand(t *testing.T) {
 			},
 			expected: []string{
 				"kube-controller-manager",
-				"--port=0",
 				"--bind-address=127.0.0.1",
 				"--leader-elect=true",
 				"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
@@ -601,7 +599,6 @@ func TestGetControllerManagerCommand(t *testing.T) {
 			},
 			expected: []string{
 				"kube-controller-manager",
-				"--port=0",
 				"--bind-address=127.0.0.1",
 				"--leader-elect=true",
 				"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
@@ -633,7 +630,6 @@ func TestGetControllerManagerCommand(t *testing.T) {
 			},
 			expected: []string{
 				"kube-controller-manager",
-				"--port=0",
 				"--bind-address=127.0.0.1",
 				"--leader-elect=true",
 				"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
@@ -665,7 +661,6 @@ func TestGetControllerManagerCommand(t *testing.T) {
 			},
 			expected: []string{
 				"kube-controller-manager",
-				"--port=0",
 				"--bind-address=127.0.0.1",
 				"--leader-elect=true",
 				"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
@@ -698,7 +693,6 @@ func TestGetControllerManagerCommand(t *testing.T) {
 			},
 			expected: []string{
 				"kube-controller-manager",
-				"--port=0",
 				"--bind-address=127.0.0.1",
 				"--leader-elect=true",
 				"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
@@ -733,7 +727,6 @@ func TestGetControllerManagerCommand(t *testing.T) {
 			},
 			expected: []string{
 				"kube-controller-manager",
-				"--port=0",
 				"--bind-address=127.0.0.1",
 				"--leader-elect=true",
 				"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
@@ -766,7 +759,6 @@ func TestGetControllerManagerCommand(t *testing.T) {
 			},
 			expected: []string{
 				"kube-controller-manager",
-				"--port=0",
 				"--bind-address=127.0.0.1",
 				"--leader-elect=true",
 				"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
@@ -801,7 +793,6 @@ func TestGetControllerManagerCommand(t *testing.T) {
 			},
 			expected: []string{
 				"kube-controller-manager",
-				"--port=0",
 				"--bind-address=127.0.0.1",
 				"--leader-elect=true",
 				"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
@@ -855,7 +846,6 @@ func TestGetControllerManagerCommandExternalCA(t *testing.T) {
 			expectedArgFunc: func(tmpdir string) []string {
 				return []string{
 					"kube-controller-manager",
-					"--port=0",
 					"--bind-address=127.0.0.1",
 					"--leader-elect=true",
 					"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
@@ -885,7 +875,6 @@ func TestGetControllerManagerCommandExternalCA(t *testing.T) {
 			expectedArgFunc: func(tmpdir string) []string {
 				return []string{
 					"kube-controller-manager",
-					"--port=0",
 					"--bind-address=127.0.0.1",
 					"--leader-elect=true",
 					"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",