diff --git a/nixos/hosts/osaka-vultr-01/disks.nix b/nixos/hosts/osaka-vultr-01/disks.nix
index 5664a694..d3c59eb3 100644
--- a/nixos/hosts/osaka-vultr-01/disks.nix
+++ b/nixos/hosts/osaka-vultr-01/disks.nix
@@ -1,7 +1,7 @@
 {
   boot.loader.grub = {
     enable = true;
-    device = "/dev/vda2";
+    device = "/dev/vda";
     enableCryptodisk = true;
   };
   boot.initrd.luks.devices."DISK".device = "/dev/vda2";