diff --git a/middleware/etcd/lease.go b/middleware/etcd/lease.go
index eb04d6d..2402985 100644
--- a/middleware/etcd/lease.go
+++ b/middleware/etcd/lease.go
@@ -42,10 +42,11 @@ func LeaseOnce(ctx context.Context, key string, val string, ttl int64) error {
 	}
 
 	// ttl 秒钟之后,  这个key就会被移除
-	if _, err = Client.Put(context.TODO(), key, val, clientv3.WithLease(resp.ID)); err != nil {
+	if _, err = Client.Put(ctx, key, val, clientv3.WithLease(resp.ID)); err != nil {
 		return errors.New("lease key put fail : " + err.Error())
 	}
-	return nil
+	_, err = Client.KeepAliveOnce(ctx, resp.ID)
+	return err
 }
 
 // LeaseKeepAliveForever 无限续租一个key