https://lichess.org/broadcast?q=championship+2021

I expect to see https://lichess.org/broadcast/world-chess-championship-2021/game-11/3QmqMDV7 but instead broadcasts from 2024 are listed.

https://lichess.org/broadcast?q=2021
Here we do see broadcasts from 2021, but the first ones don't have 2021 in their title