diff --git a/README.md b/README.md
index be6af82e..1862c7d6 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 My dotfiles - including my vim, terminal and font configs.
 Mostly focusing on setting things up on NixOS, but supporting other OSes where possible.
 
-bootstrap new machine with NixOS:
+## bootstrap new machine with NixOS:
 
 1. boot the target machine from the livecd
 1. change password for the default user `nixos`
@@ -23,3 +23,7 @@ bootstrap new machine with NixOS:
 1. `swapon /dev/sda3`
 1. `nixos-generate-config --root /mnt`
 1. `vim /mnt/etc/nixos/configuration.nix`
+
+## guix
+
+I'm just starting to play with guix, these are just loose notes:
diff --git a/nixos/home-manager/cli.nix b/nixos/home-manager/cli.nix
index 4568e034..ee45dc04 100644
--- a/nixos/home-manager/cli.nix
+++ b/nixos/home-manager/cli.nix
@@ -6,6 +6,7 @@
     apvlv
     aria
     atop
+    bfg-repo-cleaner
     binutils
     bitwarden-cli
     btrfs-progs
diff --git a/tools/bfg b/tools/bfg
deleted file mode 100755
index f2fe8faa..00000000
--- a/tools/bfg
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/sh
-java -jar ~/tools/bfg-1.12.14.jar "$@"
diff --git a/tools/bfg-1.12.14.jar b/tools/bfg-1.12.14.jar
deleted file mode 100644
index c4e91704..00000000
Binary files a/tools/bfg-1.12.14.jar and /dev/null differ