diff --git a/README.md b/README.md
index 018d161..38885ff 100644
--- a/README.md
+++ b/README.md
@@ -37,10 +37,12 @@
 * [ ] rocm
 * [ ] cuda
 * [ ] xclip
-* [ ] https://git.m-labs.hk/M-Labs/wfvm
-* [ ] https://github.com/kholia/OSX-KVM
+* [ ] `profiles/singularity.nix` https://github.com/NixOS/nixpkgs/issues/230851
+* [ ] declarative libvirt
+  * [ ] https://git.m-labs.hk/M-Labs/wfvm
+  * [ ] https://github.com/kholia/OSX-KVM
 * [ ] s3: minio or garage
-* [ ] mlflow / wandb
+* [ ] mlflow / wandb service
 * [x] xforwarding over ssh
 * [ ] autogenerate ssh keys for new hosts
 * [ ] switch to systemd networkd