diff --git a/charts/nebula-operator/templates/controller-manager-deployment.yaml b/charts/nebula-operator/templates/controller-manager-deployment.yaml
index 295f2177..4517de3e 100644
--- a/charts/nebula-operator/templates/controller-manager-deployment.yaml
+++ b/charts/nebula-operator/templates/controller-manager-deployment.yaml
@@ -79,9 +79,6 @@ spec:
           command:
             - /usr/local/bin/autoscaler
           args:
-            {{- if .Values.watchNamespaces }}
-            - --watch-namespaces={{ .Values.watchNamespaces }}
-            {{- end }}
             - --concurrent-autoscaler-syncs={{ .Values.concurrentAutoscalerSyncs }}
             - --health-probe-bind-address=:8091
             - --metrics-bind-address=:8090
diff --git a/charts/nebula-operator/values.yaml b/charts/nebula-operator/values.yaml
index e23d535c..ef1beb7f 100644
--- a/charts/nebula-operator/values.yaml
+++ b/charts/nebula-operator/values.yaml
@@ -46,7 +46,7 @@ enableKruiseScheme: false
 # Period at which the controller forces the repopulation of its local object stores. (default 0h30m0s)
 syncPeriod: 0h30m0s
 
-# Namespaces restricts the controller watches for updates to Kubernetes objects. If empty, all namespaces are watched.
+# Namespaces restricts the controller-manager watches for updates to Kubernetes objects. If empty, all namespaces are watched.
 # e.g. ns1,ns2,ns3
 watchNamespaces: ""
 
diff --git a/cmd/autoscaler/app/autoscaler.go b/cmd/autoscaler/app/autoscaler.go
index 4f53aa93..ce09113a 100644
--- a/cmd/autoscaler/app/autoscaler.go
+++ b/cmd/autoscaler/app/autoscaler.go
@@ -111,7 +111,8 @@ func Run(ctx context.Context, opts *options.Options) error {
 
 		Cache: cache.Options{
 			SyncPeriod: &opts.HPAOpts.HorizontalPodAutoscalerSyncPeriod.Duration,
-			Namespaces: opts.Namespaces,
+			// FIXME: *cache.multiNamespaceInformer missing method GetController
+			//Namespaces: opts.Namespaces,
 		},
 		Controller: config.Controller{
 			GroupKindConcurrency: map[string]int{
diff --git a/cmd/autoscaler/app/options/options.go b/cmd/autoscaler/app/options/options.go
index f56c81c1..3ffdc2e8 100644
--- a/cmd/autoscaler/app/options/options.go
+++ b/cmd/autoscaler/app/options/options.go
@@ -112,5 +112,5 @@ func (o *Options) AddFlags(flags *pflag.FlagSet) {
 	flags.StringVar(&o.MetricsBindAddress, "metrics-bind-address", ":8080", "The TCP address that the controller should bind to for serving prometheus metrics(e.g. 127.0.0.1:8080, :8080). It can be set to \"0\" to disable the metrics serving.")
 	flags.StringVar(&o.HealthProbeBindAddress, "health-probe-bind-address", ":8081", "The TCP address that the controller should bind to for serving health probes.(e.g. 127.0.0.1:8081, :8081). It can be set to \"0\" to disable the health probe serving.")
 
-	flags.StringSliceVar(&o.Namespaces, "watch-namespaces", nil, "Namespaces restricts the controller watches for updates to Kubernetes objects. If empty, all namespaces are watched. Multiple namespaces seperated by comma.(e.g. ns1,ns2,ns3).")
+	//flags.StringSliceVar(&o.Namespaces, "watch-namespaces", nil, "Namespaces restricts the controller watches for updates to Kubernetes objects. If empty, all namespaces are watched. Multiple namespaces seperated by comma.(e.g. ns1,ns2,ns3).")
 }