diff --git a/vendor/k8s.io/api/auditregistration/v1alpha1/doc.go b/vendor/k8s.io/api/auditregistration/v1alpha1/doc.go
index c0d184a..ae8f767 100644
--- a/vendor/k8s.io/api/auditregistration/v1alpha1/doc.go
+++ b/vendor/k8s.io/api/auditregistration/v1alpha1/doc.go
@@ -15,6 +15,7 @@
 */
 
 // +k8s:deepcopy-gen=package
+// +k8s:protobuf-gen=package
 // +k8s:openapi-gen=true
 
 // +groupName=auditregistration.k8s.io
diff --git a/vendor/k8s.io/api/auditregistration/v1alpha1/generated.pb.go b/vendor/k8s.io/api/auditregistration/v1alpha1/generated.pb.go
index 399d92b..f540a03 100644
--- a/vendor/k8s.io/api/auditregistration/v1alpha1/generated.pb.go
+++ b/vendor/k8s.io/api/auditregistration/v1alpha1/generated.pb.go
@@ -269,6 +269,11 @@
 		i = encodeVarintGenerated(dAtA, i, uint64(len(*m.Path)))
 		i += copy(dAtA[i:], *m.Path)
 	}
+	if m.Port != nil {
+		dAtA[i] = 0x20
+		i++
+		i = encodeVarintGenerated(dAtA, i, uint64(*m.Port))
+	}
 	return i, nil
 }
 
@@ -444,6 +449,9 @@
 		l = len(*m.Path)
 		n += 1 + l + sovGenerated(uint64(l))
 	}
+	if m.Port != nil {
+		n += 1 + sovGenerated(uint64(*m.Port))
+	}
 	return n
 }
 
@@ -554,6 +562,7 @@
 		`Namespace:` + fmt.Sprintf("%v", this.Namespace) + `,`,
 		`Name:` + fmt.Sprintf("%v", this.Name) + `,`,
 		`Path:` + valueToStringGenerated(this.Path) + `,`,
+		`Port:` + valueToStringGenerated(this.Port) + `,`,
 		`}`,
 	}, "")
 	return s
@@ -1156,6 +1165,26 @@
 			s := string(dAtA[iNdEx:postIndex])
 			m.Path = &s
 			iNdEx = postIndex
+		case 4:
+			if wireType != 0 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Port", wireType)
+			}
+			var v int32
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				v |= (int32(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			m.Port = &v
 		default:
 			iNdEx = preIndex
 			skippy, err := skipGenerated(dAtA[iNdEx:])
@@ -1634,52 +1663,53 @@
 }
 
 var fileDescriptorGenerated = []byte{
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+	// 765 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x94, 0x52, 0x41, 0x6f, 0x13, 0x47,
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 }
diff --git a/vendor/k8s.io/api/auditregistration/v1alpha1/generated.proto b/vendor/k8s.io/api/auditregistration/v1alpha1/generated.proto
index 70801a6..674debe 100644
--- a/vendor/k8s.io/api/auditregistration/v1alpha1/generated.proto
+++ b/vendor/k8s.io/api/auditregistration/v1alpha1/generated.proto
@@ -83,6 +83,12 @@
   // this service.
   // +optional
   optional string path = 3;
+
+  // If specified, the port on the service that hosting webhook.
+  // Default to 443 for backward compatibility.
+  // `port` should be a valid port number (1-65535, inclusive).
+  // +optional
+  optional int32 port = 4;
 }
 
 // Webhook holds the configuration of the webhook
@@ -132,8 +138,6 @@
   //
   // If the webhook is running within the cluster, then you should use `service`.
   //
-  // Port 443 will be used if it is open, otherwise it is an error.
-  //
   // +optional
   optional ServiceReference service = 2;
 
diff --git a/vendor/k8s.io/api/auditregistration/v1alpha1/types.go b/vendor/k8s.io/api/auditregistration/v1alpha1/types.go
index af31cfe..a0fb48c 100644
--- a/vendor/k8s.io/api/auditregistration/v1alpha1/types.go
+++ b/vendor/k8s.io/api/auditregistration/v1alpha1/types.go
@@ -166,8 +166,6 @@
 	//
 	// If the webhook is running within the cluster, then you should use `service`.
 	//
-	// Port 443 will be used if it is open, otherwise it is an error.
-	//
 	// +optional
 	Service *ServiceReference `json:"service,omitempty" protobuf:"bytes,2,opt,name=service"`
 
@@ -191,4 +189,10 @@
 	// this service.
 	// +optional
 	Path *string `json:"path,omitempty" protobuf:"bytes,3,opt,name=path"`
+
+	// If specified, the port on the service that hosting webhook.
+	// Default to 443 for backward compatibility.
+	// `port` should be a valid port number (1-65535, inclusive).
+	// +optional
+	Port *int32 `json:"port,omitempty" protobuf:"varint,4,opt,name=port"`
 }
diff --git a/vendor/k8s.io/api/auditregistration/v1alpha1/types_swagger_doc_generated.go b/vendor/k8s.io/api/auditregistration/v1alpha1/types_swagger_doc_generated.go
index edd608f..1a86f4d 100644
--- a/vendor/k8s.io/api/auditregistration/v1alpha1/types_swagger_doc_generated.go
+++ b/vendor/k8s.io/api/auditregistration/v1alpha1/types_swagger_doc_generated.go
@@ -70,6 +70,7 @@
 	"namespace": "`namespace` is the namespace of the service. Required",
 	"name":      "`name` is the name of the service. Required",
 	"path":      "`path` is an optional URL path which will be sent in any request to this service.",
+	"port":      "If specified, the port on the service that hosting webhook. Default to 443 for backward compatibility. `port` should be a valid port number (1-65535, inclusive).",
 }
 
 func (ServiceReference) SwaggerDoc() map[string]string {
@@ -89,7 +90,7 @@
 var map_WebhookClientConfig = map[string]string{
 	"":         "WebhookClientConfig contains the information to make a connection with the webhook",
 	"url":      "`url` gives the location of the webhook, in standard URL form (`scheme://host:port/path`). Exactly one of `url` or `service` must be specified.\n\nThe `host` should not refer to a service running in the cluster; use the `service` field instead. The host might be resolved via external DNS in some apiservers (e.g., `kube-apiserver` cannot resolve in-cluster DNS as that would be a layering violation). `host` may also be an IP address.\n\nPlease note that using `localhost` or `127.0.0.1` as a `host` is risky unless you take great care to run this webhook on all hosts which run an apiserver which might need to make calls to this webhook. Such installs are likely to be non-portable, i.e., not easy to turn up in a new cluster.\n\nThe scheme must be \"https\"; the URL must begin with \"https://\".\n\nA path is optional, and if present may be any string permissible in a URL. You may use the path to pass an arbitrary string to the webhook, for example, a cluster identifier.\n\nAttempting to use a user or basic auth e.g. \"user:password@\" is not allowed. Fragments (\"#...\") and query parameters (\"?...\") are not allowed, either.",
-	"service":  "`service` is a reference to the service for this webhook. Either `service` or `url` must be specified.\n\nIf the webhook is running within the cluster, then you should use `service`.\n\nPort 443 will be used if it is open, otherwise it is an error.",
+	"service":  "`service` is a reference to the service for this webhook. Either `service` or `url` must be specified.\n\nIf the webhook is running within the cluster, then you should use `service`.",
 	"caBundle": "`caBundle` is a PEM encoded CA bundle which will be used to validate the webhook's server certificate. If unspecified, system trust roots on the apiserver are used.",
 }
 
diff --git a/vendor/k8s.io/api/auditregistration/v1alpha1/zz_generated.deepcopy.go b/vendor/k8s.io/api/auditregistration/v1alpha1/zz_generated.deepcopy.go
index e71deff..621a19e 100644
--- a/vendor/k8s.io/api/auditregistration/v1alpha1/zz_generated.deepcopy.go
+++ b/vendor/k8s.io/api/auditregistration/v1alpha1/zz_generated.deepcopy.go
@@ -55,7 +55,7 @@
 func (in *AuditSinkList) DeepCopyInto(out *AuditSinkList) {
 	*out = *in
 	out.TypeMeta = in.TypeMeta
-	out.ListMeta = in.ListMeta
+	in.ListMeta.DeepCopyInto(&out.ListMeta)
 	if in.Items != nil {
 		in, out := &in.Items, &out.Items
 		*out = make([]AuditSink, len(*in))
@@ -131,6 +131,11 @@
 		*out = new(string)
 		**out = **in
 	}
+	if in.Port != nil {
+		in, out := &in.Port, &out.Port
+		*out = new(int32)
+		**out = **in
+	}
 	return
 }