diff --git a/configuration.nix b/configuration.nix
index 386fb0c..56d4c1e 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -7,7 +7,6 @@
 {
   imports = [
     (modulesPath + "/installer/scan/not-detected.nix")
-    (modulesPath + "/profiles/qemu-guest.nix")
     ./disk-config.nix
   ];
   boot.loader.grub = {
@@ -24,8 +23,14 @@
   ];
 
   users.users.root.openssh.authorizedKeys.keys = [
-    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHDuOIycRP7Ney136ro/doWj1kttJUqmbGz6OC2nia09 michael.huebner@ptspaper.de"    
+    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHDuOIycRP7Ney136ro/doWj1kttJUqmbGz6OC2nia09 michael.huebner@ptspaper.de"
   ];
 
+  # # even though we have raid 1, we only boot from the first disk with the zfs setup
+  # boot.loader.grub.devices = [ "/dev/nvme0n1" ];
+  # # this was generated with `head -c4 /dev/urandom | od -A none -t x4`
+  # networking.hostId = "32fd1c31";
+
+
   system.stateVersion = "24.05";
 }
diff --git a/disk-config.nix b/disk-config.nix
index ff93a4e..3b1afdc 100644
--- a/disk-config.nix
+++ b/disk-config.nix
@@ -1,4 +1,3 @@
-# Example to create a bios compatible gpt partition
 {
   disko.devices = {
     disk = {
@@ -8,21 +7,19 @@
         content = {
           type = "gpt";
           partitions = {
-            ESP = {
-              size = "1024M";
+            boot = {
+              size = "500M";
               type = "EF00";
               content = {
-                type = "filesystem";
-                format = "vfat";
-                mountpoint = "/boot";
-                mountOptions = [ "umask=0077" ];
+                type = "mdraid";
+                name = "boot";
               };
             };
-            zfs = {
+            primary = {
               size = "100%";
               content = {
-                type = "zfs";
-                pool = "zroot";
+                type = "lvm_pv";
+                vg = "pool";
               };
             };
           };
@@ -34,38 +31,56 @@
         content = {
           type = "gpt";
           partitions = {
-            zfs = {
+            boot = {
+              size = "500M";
+              type = "EF00";
+              content = {
+                type = "mdraid";
+                name = "boot";
+              };
+            };
+            primary = {
               size = "100%";
               content = {
-                type = "zfs";
-                pool = "zroot";
+                type = "lvm_pv";
+                vg = "pool";
               };
             };
           };
         };
       };
     };
-    zpool = {
-      zroot = {
-        type = "zpool";
-        mode = "mirror";
-        # Workaround: cannot import 'zroot': I/O error in disko tests
-        options.cachefile = "none";
-        rootFsOptions = {
-          compression = "zstd";
-          "com.sun:auto-snapshot" = "true";
+    mdadm = {
+      boot = {
+        type = "mdadm";
+        level = 1;
+        metadata = "1.0";
+        content = {
+          type = "filesystem";
+          format = "vfat";
+          mountpoint = "/boot";
+          mountOptions = [ "umask=0077" ];
         };
-        mountpoint = "/";
-        postCreateHook = "zfs list -t snapshot -H -o name | grep -E '^zroot@blank$' || zfs snapshot zroot@blank";
-
-        datasets = {
-          zfs_fs = {
-            type = "zfs_fs";
-            mountpoint = "/zfs_fs";
+      };
+    };
+    lvm_vg = {
+      pool = {
+        type = "lvm_vg";
+        lvs = {
+          root = {
+            size = "100%";
+            lvm_type = "mirror";
+            content = {
+              type = "filesystem";
+              format = "ext4";
+              mountpoint = "/";
+              mountOptions = [
+                "defaults"
+              ];
+            };
           };
         };
       };
     };
   };
-}
-
+}
\ No newline at end of file