diff --git a/hosts/nixos/porthos/boot.nix b/hosts/nixos/porthos/boot.nix
index 3b56eb9..f0cb925 100644
--- a/hosts/nixos/porthos/boot.nix
+++ b/hosts/nixos/porthos/boot.nix
@@ -6,7 +6,6 @@
     # Use the GRUB 2 boot loader.
     loader.grub = {
       enable = true;
-      version = 2;
       # Define on which hard drive you want to install Grub.
       device = "/dev/sda";
     };