diff --git a/hosts/home.nix b/hosts/home.nix
index d2ecfad..3ef7b09 100644
--- a/hosts/home.nix
+++ b/hosts/home.nix
@@ -44,6 +44,7 @@
       gnumake
       gnupatch
       gnulib
+      screen
       yubioath-flutter
       nitrokey-app
 
diff --git a/hosts/lifebook/hardware-configuration.nix b/hosts/lifebook/hardware-configuration.nix
index c89aadd..7fc0006 100644
--- a/hosts/lifebook/hardware-configuration.nix
+++ b/hosts/lifebook/hardware-configuration.nix
@@ -109,6 +109,42 @@
 	      };
           };
       };
+
+      tuned = {
+        enable = true;
+        profiles = {
+          balanced_powertop = {
+            main = {
+              include = "balanced";
+            };
+            sysfs = {
+              "/sys/class/net/wlan0/device/power/wakeup" = "enabled";
+              "/sys/bus/usb/devices/usb3/power/wakeup" = "enabled";
+              "/sys/bus/usb/devices/usb1/power/wakeup" = "enabled";
+              "/sys/bus/usb/devices/3-9/power/wakeup" = "enabled";
+              "/sys/bus/usb/devices/usb4/power/wakeup" = "enabled";
+              "/sys/bus/usb/devices/3-10/power/wakeup" = "enabled";
+              "/sys/bus/usb/devices/usb2/power/wakeup" = "enabled";
+              "/sys/bus/usb/devices/3-5/power/wakeup" = "enabled";
+            };
+          };
+          balanced-battery_powertop = {
+            main = {
+              include = "balanced-battery";
+            };
+            sysfs = {
+              "/sys/class/net/wlan0/device/power/wakeup" = "disabled";
+              "/sys/bus/usb/devices/usb3/power/wakeup" = "disabled";
+              "/sys/bus/usb/devices/usb1/power/wakeup" = "disabled";
+              "/sys/bus/usb/devices/3-9/power/wakeup" = "disabled";
+              "/sys/bus/usb/devices/usb4/power/wakeup" = "disabled";
+              "/sys/bus/usb/devices/3-10/power/wakeup" = "disabled";
+              "/sys/bus/usb/devices/usb2/power/wakeup" = "disabled";
+              "/sys/bus/usb/devices/3-5/power/wakeup" = "disabled";
+            };
+          };
+        };
+      };
   };
   
   systemd.timers = {
@@ -219,7 +255,7 @@
   };
 
   hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
-  powerManagement = {
-    powertop.enable = true;    
-  };
+#  powerManagement = {
+#    powertop.enable = true;    
+#  };
 }