diff --git a/deployment/check/data-model-tf-proxmox/nixosTest.nix b/deployment/check/data-model-tf-proxmox/nixosTest.nix
index 6bf13cfb..d2c6dc29 100644
--- a/deployment/check/data-model-tf-proxmox/nixosTest.nix
+++ b/deployment/check/data-model-tf-proxmox/nixosTest.nix
@@ -34,6 +34,8 @@ let
         inherit (import ./constants.nix) pathToRoot;
         nodeName = "pve";
         targetSystem = system;
+        # for the test use the proxmox host as jump host,
+        # as we have no static IPs the deployer can reach the deployed VM on
         sshOpts = [
           "ProxyCommand=ssh -W %h:%p pve"
         ];