diff --git a/disko-hetzner-cloud.nix b/disko-hetzner-cloud.nix
index 5a01c02..d02e800 100644
--- a/disko-hetzner-cloud.nix
+++ b/disko-hetzner-cloud.nix
@@ -1,7 +1,7 @@
-{ disks ? [ "/dev/vdb" ], ... }: {
+{ disks ? [ "/dev/sda" ], ... }: {
   disko.devices = {
     disk = {
-      vdb = {
+      main = {
         device = builtins.elemAt disks 0;
         type = "disk";
         content = {