diff --git a/hosts/srv-core/default.nix b/hosts/srv-core/default.nix
index 0ea5043..7645421 100644
--- a/hosts/srv-core/default.nix
+++ b/hosts/srv-core/default.nix
@@ -12,10 +12,7 @@
       boot.loader.grub.enable = true;
 
       networking = {
-        overlay = {
-          address = "10.254.250.6";
-          isLighthouse = true;
-        };
+        overlay.address = "10.254.250.6";
         underlay = {
           interface = "enp2s0";
           cidr = "192.168.0.64/24";
@@ -24,11 +21,6 @@
       };
 
       services = {
-        nebula.advertise = {
-          address = "130.83.103.62";
-          port = 47033;
-        };
-
         recursive-nameserver = {
           enable = true;
           blockAds = true;