diff --git a/machines/buna/disko.nix b/machines/buna/disko.nix
index 5bf9661..e51f90f 100644
--- a/machines/buna/disko.nix
+++ b/machines/buna/disko.nix
@@ -1,7 +1,7 @@
 { ... }:
 let
   hashDisk = disk: "os-${builtins.substring 0 5 (builtins.hashString "sha256" disk)}";
-  os = "/dev/disk/by-id/mmc-TLimmc_0xda6d8fbf";
+  os = "/dev/disk/by-id/usb-Generic_MassStorageClass_000000001539-0:0";
 in
 {