diff --git a/store/etcd/node.go b/store/etcd/node.go
index cd80c9889..47caeb011 100644
--- a/store/etcd/node.go
+++ b/store/etcd/node.go
@@ -95,9 +95,6 @@ func (k *krypton) AddNode(name, endpoint, podname, cafile, certfile, keyfile str
 	}
 
 	key := fmt.Sprintf(nodeInfoKey, podname, name)
-	if _, err := k.etcd.Get(context.Background(), key, nil); err == nil {
-		return nil, fmt.Errorf("Node (%s, %s) already exists", podname, name)
-	}
 
 	// 如果有tls的证书需要保存就保存一下
 	if cafile != "" && certfile != "" && keyfile != "" {