Geph linux flatpak warning

Hello

I Install geph with flatpak on my linux but got warrning:

Info: runtime org.gnome.Platform branch 41 is end-of-life, with reason:
   The GNOME 41 runtime is no longer supported as of September 17, 2022. Please ask your application developer to migrate to a supported platform.
Info: applications using this runtime:
   io.geph.GephGui

I have fedora 38 with gnome 44