diff --git a/nixos/cesium.nix b/nixos/cesium.nix
index 3ce611b..d108269 100644
--- a/nixos/cesium.nix
+++ b/nixos/cesium.nix
@@ -16,5 +16,6 @@
     enable = true;
   };
 
+  networking.hostName = "cesium";
   networking.firewall.allowedTCPPorts = [ 9003 ];
 }
diff --git a/nixos/common.nix b/nixos/common.nix
index c17c7be..333a874 100644
--- a/nixos/common.nix
+++ b/nixos/common.nix
@@ -17,7 +17,6 @@
   };
 
   # Network
-  networking.hostName = "cesium"; # Define your hostname.
   networking.networkmanager.enable = true;
 
   # Set your time zone.
@@ -55,7 +54,7 @@
     cifs-utils
   ];
 
-  # Shell-Programme
+  # Shell-programms
   programs.zsh.enable = true;
   programs.git.enable = true;
 
@@ -70,7 +69,7 @@
 
   security.rtkit.enable = true;
 
-  # 32-bit Support für Steam
+  # 32-bit Support for Steam
   hardware.graphics.enable32Bit = true;
   services.pulseaudio.support32Bit = true;
 
@@ -80,6 +79,10 @@
   services.displayManager.gdm.autoSuspend = false;
   services.desktopManager.gnome.enable = true;
 
+  # After wakeup wait 3 minutes before going a new suspend is possible,
+  # to prevent GNOME's accumulated idle-timer suspends immediately.
+  services.logind.settings.Login.HoldoffTimeoutUSec = "3min";
+
   environment.gnome.excludePackages = with pkgs; [
     gnome-photos
     gnome-tour