Table `sbtest1` is not system-versioned error with system versioned table while adding row start column

MariaDB [sbtest]> show create table sbtest1\G

*************************** 1. row ***************************

       Table: sbtest1

Create Table: CREATE TABLE `sbtest1` (

  `id` int(11) NOT NULL AUTO_INCREMENT,

  `k` int(11) NOT NULL DEFAULT 0,

  `c` char(120) NOT NULL DEFAULT '',

  `pad` char(60) NOT NULL DEFAULT '',

  PRIMARY KEY (`id`),

  KEY `k_1` (`k`)

) ENGINE=InnoDB AUTO_INCREMENT=220753785 DEFAULT CHARSET=latin1

1 row in set (0.001 sec)

MariaDB [sbtest]> alter table sbtest1 add system versioning;

Query OK, 114979 rows affected (29.251 sec)            

Records: 114979  Duplicates: 0  Warnings: 0

MariaDB [sbtest]> alter table sbtest1 add column row_start TIMESTAMP(6) AS ROW START INVISIBLE;

ERROR 4124 (HY000): Table `sbtest1` is not system-versioned