diff --git a/configuration.nix b/configuration.nix
index 2d92bc9..1edc81b 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -5,6 +5,7 @@
 
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
+  boot.initrd.kernelModules = [ "overlay" "vmd" ];
 
   networking.hostName = "nix-nas";
   networking.hostId = "39373132";  # via: head -c4 /etc/machine-id | od -An -tx4