diff --git a/config/webhook/manifests.yaml b/config/webhook/manifests.yaml
index 64ccd607..1c74221c 100644
--- a/config/webhook/manifests.yaml
+++ b/config/webhook/manifests.yaml
@@ -152,7 +152,6 @@ webhooks:
     - rollouts.kruise.io
     apiVersions:
     - v1alpha1
-    - v1beta1
     operations:
     - CREATE
     - UPDATE
diff --git a/pkg/webhook/rollout/validating/webhooks.go b/pkg/webhook/rollout/validating/webhooks.go
index bc211648..d105deb5 100644
--- a/pkg/webhook/rollout/validating/webhooks.go
+++ b/pkg/webhook/rollout/validating/webhooks.go
@@ -20,7 +20,7 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
 )
 
-// +kubebuilder:webhook:path=/validate-rollouts-kruise-io-rollout,mutating=false,failurePolicy=fail,sideEffects=None,admissionReviewVersions=v1;v1beta1,groups=rollouts.kruise.io,resources=rollouts,verbs=create;update,versions=v1alpha1;v1beta1,name=vrollout.kb.io
+// +kubebuilder:webhook:path=/validate-rollouts-kruise-io-rollout,mutating=false,failurePolicy=fail,sideEffects=None,admissionReviewVersions=v1;v1beta1,groups=rollouts.kruise.io,resources=rollouts,verbs=create;update,versions=v1alpha1,name=vrollout.kb.io
 
 var (
 	// HandlerMap contains admission webhook handlers