No new wallpapers on Android?

Hello! I noticed there are new wallpapers on desktop, but on mobile there is a single old wallpaper for me, no rotation at all. I installed stable version to see same results, same single wallpaper stuck and no other wallpapers at all.

Brave - Nightly 1.65.10, Chromium 122.0.6261.43
Android 12; Build/SP1A.210812.016