sudo rpi-update failure

[652436962]

I flash lastest img

test@raspberrypi:~ $ sudo rpi-update
*** Raspberry Pi firmware updater by Hexxeh, enhanced by AndrewS and Dom
*** Performing self-update
!!! Failed to download update for rpi-update!
!!! Make sure you have ca-certificates installed and that the time is set correctly

I had install ca-certificates date is right

[652436962]

test@raspberrypi:~ $ sudo apt install ca-certificates
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
ca-certificates is already the newest version (20210119).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
test@raspberrypi:~ $ sudo ntpdate ntp.aliyun.com
14 Jul 09:25:37 ntpdate[1936]: adjust time server 203.107.6.88 offset +0.005851 sec
test@raspberrypi:~ $ sudo rpi-update
*** Raspberry Pi firmware updater by Hexxeh, enhanced by AndrewS and Dom
*** Performing self-update
!!! Failed to download update for rpi-update!
!!! Make sure you have ca-certificates installed and that the time is set correctly