diff --git a/homelab.md b/homelab.md
index b95e6fd..c87918d 100644
--- a/homelab.md
+++ b/homelab.md
@@ -28,6 +28,8 @@
 * Authentik
 * Proxmox backup
 * CrashPlan (or other backup service)
+  * [Proxmox Crashplan](https://nguvu.org/proxmox/proxmox-crashplan-install/)
+  * https://github.com/nix-community/terraform-nixos/blob/master/examples/hermetic_config/default.tf
 * Home auth
   * Windows auth
   * SSO access to services