diff --git a/systems/x86_64-linux/sgx/network.nix b/systems/x86_64-linux/sgx/network.nix
index b7efd19..b4e857a 100644
--- a/systems/x86_64-linux/sgx/network.nix
+++ b/systems/x86_64-linux/sgx/network.nix
@@ -30,8 +30,10 @@
     DHCP = "yes";
     linkConfig.RequiredForOnline = "routable";
     linkConfig.RequiredFamilyForOnline = "both";
-    LLMNR = "true";
-    MulticastDNS = "true";
+    extraConfig = ''
+      LLMNR = true
+      MulticastDNS = true
+    '';
   };
 
   systemd.network.netdevs."br0" = {