Listbox: mouse steals focus on scrolling with keyboard

[HanLap]

What package within Headless UI are you using?

@headlessui/react

What version of that package are you using?

v2.2.4

What browser are you using?

Chromium, Firefox

Reproduction URL

https://codesandbox.io/p/devbox/lucid-farrell-wzdwrk

Describe your issue

When moving through the Listbox contents using up/down keybinds, the mouse will steal focus if it is hovering over a ListboxOption. This seems to happen whenever the up/down focus change causes scrolling on the container.

Screencast.from.2025-05-27.10-58-19.mp4