diff --git a/inventories/default.nix b/inventories/default.nix
index 56dab7f..9e166ae 100644
--- a/inventories/default.nix
+++ b/inventories/default.nix
@@ -6,7 +6,7 @@
         glom = [ "vega" ];
         b4l = [ "rigel" ];
 
-        fax-bridge = [ "b4l" ];
+        fax-bridge = [];
       };
 
       instances = {
@@ -56,6 +56,7 @@
             input = "self";
           };
           roles.default.tags."fax-bridge" = { };
+          roles.default.machines."b4l" = {};
         };
 
         pocket-id = {
diff --git a/modules/clan/yggdrasil/default.nix b/modules/clan/yggdrasil/default.nix
index bb056e9..99685e9 100644
--- a/modules/clan/yggdrasil/default.nix
+++ b/modules/clan/yggdrasil/default.nix
@@ -30,6 +30,7 @@
           ];
           script = ''
             yggdrasil -genconf -json | jq {PrivateKey} > $out/yggdrasil-secret
+            cat $out/yggdrasil-secret | yggdrasil -useconf -address > $out/yggdrasil-ip
           '';
         };