Many thanks to @Betaer for tweeting the libk!
Miles Casas interviewed Dylan Eiland, also known as Le Castle Vania, for Casulin. When asked about scoring music for a film with Keanu Reeves, he said:
The movie is called John Wick and it comes out in October. It’s an action shoot ’em up revenge type movie that I did a bunch of original music for.
You can read the interview here.