diff --git a/configuration.nix b/configuration.nix
index e632dd1..2eed0a6 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -87,6 +87,10 @@
     confcpy="sudo rm -rf /etc/nixos/configuration.nix && sudo cp ~/Developer/nix/configuration.nix /etc/nixos/configuration.nix && cd ~/Developer/nix && git add -A && git commit -m \"$(date -u +%s)\" && git push";
   };
 
+  # Sleep
+  systemd.sleep.extraConfig = ''
+    AllowHybridSleep=no
+  '';
 
   # Packages:
   environment.systemPackages = with pkgs; [