Restart the container, if it doesn't pick up the update give it a little time please. On some systems it can take a few hours to actually pick up the update, don't know what's causing that, maybe try to restart your router/firewall and then try to restart the container. If you run Unbound, PiHole, AdGuard or something like that in your network please try to restart these too.   You can also try to set Validat to 'true' but if you affected by this issue that it isn't picking u