diff --git a/hosts/gatekeeper/configuration.nix b/hosts/gatekeeper/configuration.nix
index e4f9d81..bea60ad 100644
--- a/hosts/gatekeeper/configuration.nix
+++ b/hosts/gatekeeper/configuration.nix
@@ -97,6 +97,11 @@
           allowedIPs = [ "2a01:4f8:c0c:15f1::8108/128" "10.20.30.108/32" ];
           publicKey = "4b4M+we+476AV/fQ3lOmDbHFA0vvb3LwOEPVvNpuGm0=";
         }
+        {
+          # zinc
+          allowedIPs = [ "2a01:4f8:c0c:15f1::8109/128" "10.20.30.109/32" ];
+          publicKey = "syHX6PO1N3Annv5t2W8bdAo/kMoYenzrcPrUHxkIBEE=";
+        }
       ];
       listenPort = 51820;
       allowedIPsAsRoutes = false;