Another workaround to this issue (possibly suitable for Ronny) is to run libreoffice with OOO_FORCE_DESKTOP=gnome, which will force it to use GTK instead of QT, like so:
OOO_FORCE_DESKTOP=gnome libreoffice
Not sure but I think there is an soffice RC file someplace where you could stick this, too.
Another workaround to this issue (possibly suitable for Ronny) is to run libreoffice with OOO_FORCE_ DESKTOP= gnome, which will force it to use GTK instead of QT, like so: DESKTOP= gnome libreoffice
OOO_FORCE_
Not sure but I think there is an soffice RC file someplace where you could stick this, too.