diff --git a/machines/fanny/configuration.nix b/machines/fanny/configuration.nix
index a22b6ca..be0a26c 100644
--- a/machines/fanny/configuration.nix
+++ b/machines/fanny/configuration.nix
@@ -91,6 +91,10 @@ in
 
   boot.initrd = {
     availableKernelModules = [ "wireguard" ];
+    postMountCommand = ''
+      ip address flush dev wg-initrd
+      ip link set dev wg-initrd down
+    '';
     systemd = {
       enable = true;
       network = {