diff --git a/nixops/hera-hardware-configuration.nix b/nixops/hera-hardware-configuration.nix
index b4addfcc..f388d5c2 100644
--- a/nixops/hera-hardware-configuration.nix
+++ b/nixops/hera-hardware-configuration.nix
@@ -28,15 +28,5 @@
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
-  virtualisation.libvirtd.allowedBridges = [ "virbr0" "br0" ];
-  networking.bridges = {
-    br0 = {
-      interfaces = [ "eno1" ];
-    };
-  };
-  networking.networkmanager.enable = false;
-  networking.useDHCP = false;
-  networking.interfaces.br0.useDHCP = true;
-
   system.stateVersion = "19.03";
 }