diff --git a/hosts/jupiter/hardware-configuration.nix b/hosts/jupiter/hardware-configuration.nix
index d303aca..e81b9ba 100644
--- a/hosts/jupiter/hardware-configuration.nix
+++ b/hosts/jupiter/hardware-configuration.nix
@@ -224,30 +224,39 @@
 
   swapDevices = [{device = "/swap/swapfile";}];
 
-  systemd.network = {
-    enable = true;
-    networks = {
-      "10-lan" = {
-        matchConfig.Name = "ens18";
-        ntp = ["192.168.2.1"];
-        domains = ["home.opel-online.de"];
-        networkConfig = {
-          DHCP = "yes";
-          IPv6AcceptRA = true;
-          IPv6PrivacyExtensions = false;
-        };
-        ipv6AcceptRAConfig = {
-          DHCPv6Client = "always";
-          UseDNS = true;
-        };
-        dhcpV4Config = {
-          UseDNS = true;
-        };
-        dhcpV6Config = {
-          UseDNS = true;
+  systemd = {
+    network = {
+      enable = true;
+      networks = {
+        "10-lan" = {
+          matchConfig.Name = "ens18";
+          ntp = ["192.168.2.1"];
+          domains = ["home.opel-online.de"];
+          networkConfig = {
+            DHCP = "yes";
+            IPv6AcceptRA = true;
+            IPv6PrivacyExtensions = false;
+          };
+          ipv6AcceptRAConfig = {
+            DHCPv6Client = "always";
+            UseDNS = true;
+          };
+          dhcpV4Config = {
+            UseDNS = true;
+          };
+          dhcpV6Config = {
+            UseDNS = true;
+          };
         };
       };
     };
+    #services.setspindown = {
+    #  serviceConfig.Type = "oneshot";
+    #  description = "Sets the spind down time for HDD to 12min+30sec";
+    #  enable = true;
+    #  wantedBy = [ "multi-user.target" ];
+    #  script = "${pkgs.hdparm}/sbin/hdparm -S 150 /dev/disk/by-uuid/57e6446d-faca-4b67-9063-e8d9afb80088";
+    #};
   };
   networking = {
     hostName = "jupiter";
@@ -264,9 +273,6 @@
   powerManagement = {
     cpuFreqGovernor = lib.mkDefault "powersave";
     powertop.enable = true;
-    #scsiLinkPolicy = "med_power_with_dipm";
-    #powerUpCommands = ''
-    #  ${pkgs.hdparm}/sbin/hdparm -S 150 /dev/disk/by-uuid/57e6446d-faca-4b67-9063-e8d9afb80088
     #'';
   };
 }
diff --git a/hosts/nasbackup/hardware-configuration.nix b/hosts/nasbackup/hardware-configuration.nix
index 8195a36..a0086cc 100644
--- a/hosts/nasbackup/hardware-configuration.nix
+++ b/hosts/nasbackup/hardware-configuration.nix
@@ -198,19 +198,28 @@
 
   swapDevices = [{device = "/swap/swapfile";}];
 
-  systemd.network = {
-    enable = true;
-    networks = {
-      "10-lan" = {
-        matchConfig.Name = "ens18";
-        ntp = ["192.168.2.1"];
-        domains = ["home.opel-online.de"];
-        networkConfig = {
-          DHCP = "yes";
-          IPv6AcceptRA = true;
+  systemd = {
+    network = {
+      enable = true;
+      networks = {
+        "10-lan" = {
+          matchConfig.Name = "ens18";
+          ntp = ["192.168.2.1"];
+          domains = ["home.opel-online.de"];
+          networkConfig = {
+            DHCP = "yes";
+            IPv6AcceptRA = true;
+          };
         };
       };
     };
+    #    services.setspindown = {
+    #      serviceConfig.Type = "oneshot";
+    #      description = "Sets the spind down time for HDD to 30min";
+    #      enable = true;
+    #      wantedBy = [ "multi-user.target" ];
+    #      script = "${pkgs.hdparm}/sbin/hdparm -S 150 /dev/disk/by-uuid/b9edc489-ac37-4b28-981d-442722df7ae2";
+    #    };
   };
   networking = {
     hostName = "nasbak";
@@ -227,9 +236,5 @@
   powerManagement = {
     cpuFreqGovernor = lib.mkDefault "powersave";
     powertop.enable = true;
-    #    powerUpCommands = ''
-    #      ${pkgs.hdparm}/sbin/hdparm -S 150 /dev/disk/by-uuid/57e6446d-faca-4b67-9063-e8d9afb80088
-    #      ${pkgs.hdparm}/sbin/hdparm -S 150 /dev/disk/by-uuid/b9edc489-ac37-4b28-981d-442722df7ae2
-    #    '';
   };
 }