diff --git a/README.md b/README.md
index bdad1f3..f440697 100644
--- a/README.md
+++ b/README.md
@@ -58,7 +58,7 @@ MIT
 
 [Dash]: http://kapeli.com/
 [pathogen]: https://github.com/tpope/vim-pathogen
-[vim-doc]: http://vim-doc.heroku.com/view?https://raw.githubusercontent.com/rizzatti/dash.vim/master/doc/dash.txt
+[vim-doc]: https://vim-doc.herokuapp.com/view?https://raw.githubusercontent.com/rizzatti/dash.vim/master/doc/dash.txt
 [vpm]: https://github.com/KevinSjoberg/vpm
 [vundle]: https://github.com/gmarik/vundle
 [plug]: https://github.com/junegunn/vim-plug