diff --git a/README.md b/README.md
index 09f6f17..64fa1ac 100644
--- a/README.md
+++ b/README.md
@@ -5,11 +5,11 @@
 1. Build the virtual machine
 
 ```
-nix run -L '.#nixosConfigurations.vm.config.system.build.vmWithDisko'
+nix build -L '.#nixosConfigurations.vm.config.system.build.vmWithDisko'
 ```
 
 2. Run the virtual machine
 
 ```
-QEMU_KERNEL_PARAMS=console=ttyS0 ./result/bin/run-nixos-vm -nographic; reset
+./result/bin/disko-vm
 ```
diff --git a/hosts/vm/configuration.nix b/hosts/vm/configuration.nix
index d4d6b48..93122af 100644
--- a/hosts/vm/configuration.nix
+++ b/hosts/vm/configuration.nix
@@ -22,6 +22,20 @@
 
   disko = {
     devices.disk.main.device = "/dev/vda";
+    devices.disk.main.imageName = "nixos-vm";
+    devices.disk.main.imageSize = "32G";
+  };
+
+  virtualisation.vmVariantWithDisko = {
+    virtualisation = {
+      cores = 8;
+      memorySize = 16384;
+      qemu.options = [
+        "-enable-kvm"
+        "-cpu host"
+        "-nographic"
+      ];
+    };
   };
 
   nixpkgs.config.allowUnfree = true;
@@ -32,7 +46,9 @@
     users.h = ./home.nix;
   };
 
+  services.qemuGuest.enable = true;
   services.spice-vdagentd.enable = true;
+
   services.openssh = {
     enable = true;
     startWhenNeeded = true;