diff --git a/config/manager/manager.yaml b/config/manager/manager.yaml
index 9481bcd..9c06d71 100644
--- a/config/manager/manager.yaml
+++ b/config/manager/manager.yaml
@@ -28,7 +28,7 @@ spec:
   selector:
     matchLabels:
       control-plane: controller-manager
-  replicas: 1
+  replicas: 2
   template:
     metadata:
       annotations:
diff --git a/config/webhook/ignore.yaml b/config/webhook/ignore.yaml
index cf78900..b381cfc 100644
--- a/config/webhook/ignore.yaml
+++ b/config/webhook/ignore.yaml
@@ -4,7 +4,7 @@ kind: MutatingWebhookConfiguration
 metadata:
   name: mutating-webhook-configuration
 webhooks:
-  - name: mpod.kb.io
+  - name: pod.cat-gate.cybozu.io
     namespaceSelector:
       matchExpressions:
         - key: kubernetes.io/metadata.name
diff --git a/config/webhook/manifests.yaml b/config/webhook/manifests.yaml
index 8bfacef..a5cf9be 100644
--- a/config/webhook/manifests.yaml
+++ b/config/webhook/manifests.yaml
@@ -12,7 +12,7 @@ webhooks:
       namespace: system
       path: /mutate--v1-pod
   failurePolicy: Fail
-  name: mpod.kb.io
+  name: pod.cat-gate.cybozu.io
   rules:
   - apiGroups:
     - ""
diff --git a/hooks/pod_webhook.go b/hooks/pod_webhook.go
index 0e52a4e..c6a8b24 100644
--- a/hooks/pod_webhook.go
+++ b/hooks/pod_webhook.go
@@ -25,7 +25,7 @@ func SetupPodWebhookWithManager(mgr ctrl.Manager) error {
 		Complete()
 }
 
-//+kubebuilder:webhook:path=/mutate--v1-pod,mutating=true,failurePolicy=fail,sideEffects=None,groups=core,resources=pods,verbs=create,versions=v1,name=mpod.kb.io,admissionReviewVersions=v1
+//+kubebuilder:webhook:path=/mutate--v1-pod,mutating=true,failurePolicy=fail,sideEffects=None,groups=core,resources=pods,verbs=create,versions=v1,name=pod.cat-gate.cybozu.io,admissionReviewVersions=v1
 
 type PodDefaulter struct{}