diff --git a/hosts/gatekeeper/configuration.nix b/hosts/gatekeeper/configuration.nix
index b400789..839b0ef 100644
--- a/hosts/gatekeeper/configuration.nix
+++ b/hosts/gatekeeper/configuration.nix
@@ -92,6 +92,11 @@
           allowedIPs = [ "2a01:4f8:c0c:15f1::8107/128" "10.20.30.107/32" ];
           publicKey = "SReFUcvw/4fLSkFGjkhDRyY9wyMCcjJ4Yiczt9X64Eo=";
         }
+        {
+          # astatine
+          allowedIPs = [ "2a01:4f8:c0c:15f1::8108/128" "10.20.30.108/32" ];
+          publicKey = "4b4M+we+476AV/fQ3lOmDbHFA0vvb3LwOEPVvNpuGm0=";
+        }
       ];
       listenPort = 51820;
       allowedIPsAsRoutes = false;