diff --git a/config/nixos-8gb-fsn1-1.nix b/config/nixos-8gb-fsn1-1.nix
index 7463f9e9..c72e936f 100644
--- a/config/nixos-8gb-fsn1-1.nix
+++ b/config/nixos-8gb-fsn1-1.nix
@@ -13,7 +13,7 @@
   boot.extraModulePackages = [ ];
   boot.supportedFilesystems = [ "zfs" ];
   boot.kernelParams = ["zfs_force=1"]; # Remove after next boot
-  boot.loader.grub.devices = "/dev/disk/by-partuuid/2b59a132-a2ca-5049-bf54-9bd372cea2e8";
+  boot.loader.grub.devices = [ "/dev/disk/by-partuuid/2b59a132-a2ca-5049-bf54-9bd372cea2e8" ];
 
   fileSystems."/" =
     { device = "tank/nixos";