diff --git a/nixos/boxes/foureighty.nix b/nixos/boxes/foureighty.nix
index f297c77b..4e6eaab0 100644
--- a/nixos/boxes/foureighty.nix
+++ b/nixos/boxes/foureighty.nix
@@ -53,5 +53,6 @@
       ../common.nix
       ../gfx-intel.nix
       ../virtualbox.nix
+      ../zerotier.nix
     ];
   }
diff --git a/nixos/zerotier.nix b/nixos/zerotier.nix
new file mode 100644
index 00000000..3ba07f50
--- /dev/null
+++ b/nixos/zerotier.nix
@@ -0,0 +1,7 @@
+{ config, pkgs, ... }:
+{
+  services.zerotierone = {
+    enable = true;
+    joinNetworks = [ "d3ecf5726d580b5a" ];
+  };
+}