diff --git a/cmd/kubelet/app/options/options.go b/cmd/kubelet/app/options/options.go
index 3f536554492..fbcf8b1633c 100644
--- a/cmd/kubelet/app/options/options.go
+++ b/cmd/kubelet/app/options/options.go
@@ -229,8 +229,6 @@ func (s *KubeletServer) AddFlags(fs *pflag.FlagSet) {
 	fs.Float64Var(&s.ChaosChance, "chaos-chance", s.ChaosChance, "If > 0.0, introduce random client errors and latency. Intended for testing. [default=0.0]")
 	fs.BoolVar(&s.Containerized, "containerized", s.Containerized, "Experimental support for running kubelet in a container.  Intended for testing. [default=false]")
 	fs.Int64Var(&s.MaxOpenFiles, "max-open-files", s.MaxOpenFiles, "Number of files that can be opened by Kubelet process. [default=1000000]")
-	fs.BoolVar(&s.ReconcileCIDR, "reconcile-cidr", s.ReconcileCIDR, "Reconcile node CIDR with the CIDR specified by the API server. This flag has no function anymore.")
-	fs.MarkDeprecated("reconcile-cidr", "The old --configure-cbr0 networking mode has been removed, so this flag has no function anymore. Will be removed in v1.6.")
 	fs.Var(&s.SystemReserved, "system-reserved", "A set of ResourceName=ResourceQuantity (e.g. cpu=200m,memory=150G) pairs that describe resources reserved for non-kubernetes components. Currently only cpu and memory are supported. See http://kubernetes.io/docs/user-guide/compute-resources for more detail. [default=none]")
 	fs.Var(&s.KubeReserved, "kube-reserved", "A set of ResourceName=ResourceQuantity (e.g. cpu=200m,memory=150G) pairs that describe resources reserved for kubernetes system components. Currently only cpu and memory are supported. See http://kubernetes.io/docs/user-guide/compute-resources for more detail. [default=none]")
 	fs.BoolVar(&s.RegisterSchedulable, "register-schedulable", s.RegisterSchedulable, "Register the node as schedulable. Won't have any effect if register-node is false. [default=true]")
diff --git a/pkg/apis/componentconfig/types.go b/pkg/apis/componentconfig/types.go
index 3229f47dccb..56dad915739 100644
--- a/pkg/apis/componentconfig/types.go
+++ b/pkg/apis/componentconfig/types.go
@@ -379,9 +379,6 @@ type KubeletConfiguration struct {
 	Containerized bool
 	// maxOpenFiles is Number of files that can be opened by Kubelet process.
 	MaxOpenFiles int64
-	// reconcileCIDR is Reconcile node CIDR with the CIDR specified by the
-	// API server. Won't have any effect if register-node is false.
-	ReconcileCIDR bool
 	// registerSchedulable tells the kubelet to register the node as
 	// schedulable. Won't have any effect if register-node is false.
 	// DEPRECATED: use registerWithTaints instead
diff --git a/pkg/apis/componentconfig/v1alpha1/defaults.go b/pkg/apis/componentconfig/v1alpha1/defaults.go
index fefd1a37a0e..30f30b531d8 100644
--- a/pkg/apis/componentconfig/v1alpha1/defaults.go
+++ b/pkg/apis/componentconfig/v1alpha1/defaults.go
@@ -351,9 +351,6 @@ func SetDefaults_KubeletConfiguration(obj *KubeletConfiguration) {
 	if obj.SyncFrequency == zeroDuration {
 		obj.SyncFrequency = metav1.Duration{Duration: 1 * time.Minute}
 	}
-	if obj.ReconcileCIDR == nil {
-		obj.ReconcileCIDR = boolVar(true)
-	}
 	if obj.ContentType == "" {
 		obj.ContentType = "application/vnd.kubernetes.protobuf"
 	}
diff --git a/pkg/apis/componentconfig/v1alpha1/types.go b/pkg/apis/componentconfig/v1alpha1/types.go
index 0cd1b0d2ec6..ea8104889c4 100644
--- a/pkg/apis/componentconfig/v1alpha1/types.go
+++ b/pkg/apis/componentconfig/v1alpha1/types.go
@@ -428,9 +428,6 @@ type KubeletConfiguration struct {
 	Containerized *bool `json:"containerized"`
 	// maxOpenFiles is Number of files that can be opened by Kubelet process.
 	MaxOpenFiles int64 `json:"maxOpenFiles"`
-	// reconcileCIDR is Reconcile node CIDR with the CIDR specified by the
-	// API server. Won't have any effect if register-node is false.
-	ReconcileCIDR *bool `json:"reconcileCIDR"`
 	// registerSchedulable tells the kubelet to register the node as
 	// schedulable. Won't have any effect if register-node is false.
 	// DEPRECATED: use registerWithTaints instead