diff --git a/hosts/surgat/default.nix b/hosts/surgat/default.nix
index 995b0ee..fb54b33 100644
--- a/hosts/surgat/default.nix
+++ b/hosts/surgat/default.nix
@@ -41,6 +41,7 @@ in {
   # Use the GRUB 2 boot loader.
   boot.loader.grub.enable = true;
   boot.loader.grub.version = 2;
+  boot.loader.grub.device = "/dev/sda";
   boot.initrd.luks.devices.crypted.device = "/dev/disk/by-uuid/a28c8dd0-1824-4dd3-862c-7e0477871937";
 
   # TODO