I have dolphin 6.05, how can i, only upgrade ray 3.1 to 3.5, in dolphin 6.0.5???

hello I have dolphin 6.05, how can i only upgrade ray 3.1 to 3.5, in dolphin 6.0.5???

i don`t want to install all the script again, i have problems installin de new version;i'm only interesed in upgrade free ray 3.5 in my dolphin 6.05, with ray 3.1

i hope in is posible, thanks