diff --git a/makefu/2configs/hw/tp-x220.nix b/makefu/2configs/hw/tp-x220.nix
index 0a471bde0..be3d1eb70 100644
--- a/makefu/2configs/hw/tp-x220.nix
+++ b/makefu/2configs/hw/tp-x220.nix
@@ -4,8 +4,10 @@ with config.krebs.lib;
 {
 
   imports = [ ./tp-x2x0.nix ];
-
-  boot.kernelModules = [ "kvm-intel" ];
+  boot = {
+    kernelModules = [ "kvm-intel" "acpi_call" ];
+    extraModulePackages = [ config.boot.kernelPackages.tp_smapi ];
+  };
 
   services.xserver = {
     videoDriver = "intel";
@@ -15,6 +17,8 @@ with config.krebs.lib;
     '';
   };
 
+  security.rngd.enable = true;
+
   services.xserver.displayManager.sessionCommands =''
     xinput set-int-prop "TPPS/2 IBM TrackPoint" "Evdev Wheel Emulation" 8 1
     xinput set-int-prop "TPPS/2 IBM TrackPoint" "Evdev Wheel Emulation Button" 8 2