Hello,

Ricardo Wurmus <rekado@elephly.net> writes:

> After modifying “doc/contributing.texi” the command “make info” does not
> rebuild “guix.info”.  “contributing.texi” is included from “guix.texi”.
>
> Only after touching “guix.texi” does “make info” rebuild “guix.info”.

Here is a fix for that.