papirus Dark folder isnt working

[xoin8]

hi i recently followed and installed paprius icon from your github but i dont know why the dark papirus version is also same as the normal version i tired uninstall then re fresh install even install from pling nothin seems to work

from dark version i mean the version of icon which has the black paper coming out instead of white that one and this is for all papirus icon folders red,yelllow,cyan etc if anyone knows the fix please telll me thank you