diff --git a/.github/workflows/build_systems.yml b/.github/workflows/build_systems.yml
index 913c677..cf1f3d0 100644
--- a/.github/workflows/build_systems.yml
+++ b/.github/workflows/build_systems.yml
@@ -1,4 +1,4 @@
-name: build_jeeves
+name: build_systems
 on:
   workflow_dispatch:
   pull_request:
@@ -19,3 +19,7 @@ jobs:
       - uses: actions/checkout@v4
       - name: Build default package
         run: "nixos-rebuild build --flake ./#${{ matrix.system }}"
+      - name: copy to nix-cache
+        env:
+          NIX_SSHOPTS: "-p 629 -i /zfs/storage/secrets/services/github-runners/id_ed25519_github-runners"
+        run: nix copy --to ssh://192.168.98.14 .#nixosConfigurations.${{ matrix.system }}.config.system.build.toplevel
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 9f4d1b4..ed4fb50 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -220,6 +220,7 @@
     "sponsorblock",
     "sqltools",
     "ssdp",
+    "SSHOPTS",
     "stdenv",
     "subresource",
     "substituters",
diff --git a/systems/jeeves/nix_builder.nix b/systems/jeeves/nix_builder.nix
index 5410ad0..4df979b 100644
--- a/systems/jeeves/nix_builder.nix
+++ b/systems/jeeves/nix_builder.nix
@@ -23,6 +23,7 @@ in
           isReadOnly = false;
         };
         "/secrets".mountPoint = "${vars.storage_secrets}/services/github-runners/${name}";
+        "ssh-keys".mountPoint = "${vars.storage_secrets}/services/github-runners/id_ed25519_github-runners";
       };
       config = { config, pkgs, lib, ... }: {
           services.github-runners.${name} = {
diff --git a/systems/jeeves/runner.nix b/systems/jeeves/runner.nix
index 9e2aa49..47f0c23 100644
--- a/systems/jeeves/runner.nix
+++ b/systems/jeeves/runner.nix
@@ -8,6 +8,9 @@
       isSystemUser = true;
       group = "github-runners";
       uid = 601;
+      openssh.authorizedKeys.keys = [
+        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIA/S8i+BNX/12JNKg+5EKGX7Aqimt5KM+ve3wt/SyWuO github-runners" # cspell:disable-line
+      ];
     };
     groups.github-runners.gid = 601;
   };