diff --git a/configuration-example.nix b/configuration-example.nix
index 3ccc681..e3f98f5 100644
--- a/configuration-example.nix
+++ b/configuration-example.nix
@@ -12,11 +12,6 @@
     ./system/bitcoin/bitcoind.nix
   ];
 
-  # Bootloader.
-  boot.loader.grub.enable = true;
-  boot.loader.grub.device = "/dev/sda";
-  boot.loader.grub.useOSProber = true;
-
   # Define a user account. Don't forget to set a password with ‘passwd’.
   # FIXME
   users.users.satoshi = {