Guild tree perks how do you upgrade them!

[PLAYZFOXTNT]

hey my name is PLAYZFOXTNT
how do i upgrade guild tree perk because i have all the things i need to upgard but i
still cant upgrade its sayes .
your guild is unable to putchase this perk
Thanks for reading

IGN PLAYZFOXTNT

 

[Skq1er]

You need to buy perks besides one's you recently bought I think

 

[ItzKhaby]

Yea I'm also facing same problem