Have a my settings on 240Hz and it's still ghosting but only in cs what can I do?

I have bought a Oled 240hz monitor a few months back played a ton of titels on it with zero problems and recently got back in to counterstrike, but could not get used to the amount of trailing or (Ghosting) when I am moving my mouse fast (see photo) does anyone know how to get this smooth or is this normal?