duskhorn <duskhorn@proton.me> writes:

> I have set up my org-mode so that I use variable pitch fonts for most of the items and fixed pitch fonts for verbatim and src blocks.
>
> This works as expected for languages babel knows by default, for example emacs-lisp, python and c++.
>
> However, I get variable pitch fonts for when I use an unrecognized language, such as nim (in my case) or R. 

Can you try the attached patch?