diff --git a/machines/koyomi/services/hypervisor.nix b/machines/koyomi/services/hypervisor.nix
index 51a09d5..70b9bd1 100644
--- a/machines/koyomi/services/hypervisor.nix
+++ b/machines/koyomi/services/hypervisor.nix
@@ -4,7 +4,13 @@
 
 { lib, pkgs, ... }:
 let
-  guests = { };
+  guests = {
+    forgejo-actions-runner = {
+      mac = "42:80:00:00:00:02";
+      v4 = "10.80.32.2";
+      v6 = "2a01:4f8:151:712d:1::2";
+    };
+  };
 
   # port forwarding for IPv4
   portForwards = {