Title autofill not working in some cases

When I paste this url, the autofill isn’t producing the article title:

https://www.roadtovr.com/behemoth-update-combat-rebalance-patch-notes

I‘m using voyager, but according to the dev it’s not a client issue:

Yes, its lemmy api. Here's an example with vger.social where it is working. I can confirm it is not working for lemmy.world. Could be because lemmy.world is using an outdated lemmy version, or some network config for that instance.