Can't enter framerate limiter value

[hemebond]

After I deleted the default/existing value from FPS Options -> Framerate Limiter, I can no longer enter any value.

]version

FTE QW
https://fte.triptohell.info
FTE git-6723-856174756
GIT Revision: git-6723-856174756 - 2025-11-08
Build config: config_fteqw.h

Build type: release
SDL version: 3.2.28 -> 3.2.28
Compiler: GCC 15.2.0 (15.2.0)
Optimized for size
GCC Optimization: Functions currently inlined into their callers
CPU Arch: Linux amd64/x86_64
Renderers: OpenGL Vulkan
multithreading: enabled (loader enabled)