diff --git a/common/default.nix b/common/default.nix
index 8659653..adcd737 100644
--- a/common/default.nix
+++ b/common/default.nix
@@ -204,7 +204,7 @@ in
 
   # enable virtualbox support
   virtualisation.virtualbox.host = {
-    enable = true;
+    enable = lib.mkDefault true;
     #enableExtensionPack = true;
   };
   # allow PUEL license
diff --git a/hosts/framenix/default.nix b/hosts/framenix/default.nix
index 89ae9b9..496bf1b 100644
--- a/hosts/framenix/default.nix
+++ b/hosts/framenix/default.nix
@@ -23,8 +23,10 @@ in
   # override tmpdir for daemon
   systemd.services.nix-daemon.environment.TMPDIR = "/var/tmp";
 
-  # try newer kernels
-  #boot.kernelPackages = pkgs.linuxPackages_latest;
+  # try newer kernels and firmware
+  boot.kernelPackages = pkgs.linuxPackages_latest;
+  hardware.firmware = lib.mkBefore [ unstable.linux-firmware ];
+  virtualisation.virtualbox.host.enable = false;
 
   boot.kernelParams = [
     # powersave
@@ -86,6 +88,6 @@ in
 
   schmittlauch = {
     audio-sharing.enable = true;
-    secureboot.enable = true;
+    secureboot.enable = false;
   };
 }