why it dosen't work? none dockfile style shows

[nTnZone]

ubuntu 18.04,installed vim plug,and below is my .vimrc file configuration:
syntax enable
colorscheme molokai
call plug#begin('~/.vim/plugged')

"install vim-plug on your vimrc
Plug 'ekalinin/Dockerfile.vim'

call plug#end()

[carand]

I think I fixed that problem. try my fork.
Best regards

[tommyjcarpenter]

did you run :PlugInstall?