diff --git a/pkg/karmadactl/cmdinit/cmdinit.go b/pkg/karmadactl/cmdinit/cmdinit.go
index 331f262eb..ca9b35b87 100644
--- a/pkg/karmadactl/cmdinit/cmdinit.go
+++ b/pkg/karmadactl/cmdinit/cmdinit.go
@@ -57,7 +57,7 @@ func NewCmdInit(cmdOut io.Writer, parentCommand string) *cobra.Command {
 	flags.StringVarP(&opts.EtcdStorageMode, "etcd-storage-mode", "", "emptyDir",
 		"etcd data storage mode(emptyDir,hostPath,PVC). value is PVC, specify --storage-classes-name")
 	flags.StringVarP(&opts.EtcdImage, "etcd-image", "", "k8s.gcr.io/etcd:3.5.1-0", "etcd image")
-	flags.StringVarP(&opts.EtcdInitImage, "etcd-init-image", "", "docker.io/alpine:3.14.3", "etcd init container image")
+	flags.StringVarP(&opts.EtcdInitImage, "etcd-init-image", "", "docker.io/alpine:3.15.1", "etcd init container image")
 	flags.Int32VarP(&opts.EtcdReplicas, "etcd-replicas", "", 1, "etcd replica set, cluster 3,5...singular")
 	flags.StringVarP(&opts.EtcdHostDataPath, "etcd-data", "", "/var/lib/karmada-etcd", "etcd data path,valid in hostPath mode.")
 	flags.StringVarP(&opts.EtcdNodeSelectorLabels, "etcd-node-selector-labels", "", "", "etcd pod select the labels of the node. valid in hostPath mode ( e.g. --etcd-node-selector-labels karmada.io/etcd=true)")