diff --git a/configuration.nix b/configuration.nix
index 8da7934..7d6f7cc 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -134,20 +134,13 @@
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
 
   # Power management for laptop
-  # Configure lid switch behavior - hybrid-sleep with 1-minute delay to hibernate
+  # Configure lid switch behavior - hybrid-sleep for optimal power management
   services.logind = {
     lidSwitch = "hybrid-sleep";
     lidSwitchExternalPower = "hybrid-sleep";
     lidSwitchDocked = "ignore";
   };
 
-  # Configure suspend-then-hibernate delay (in seconds)
-  # This controls how long to stay in suspend before hibernating
-  # 60 seconds = 1 minute
-  systemd.sleep.extraConfig = ''
-    HibernateDelaySec=60
-  '';
-
   # Enable auto-cpufreq for intelligent power management (replaces TLP)
   services.auto-cpufreq.enable = true;
   services.auto-cpufreq.settings = {
diff --git a/hardware-configuration.nix b/hardware-configuration.nix
index eb976ee..d5b4b01 100644
--- a/hardware-configuration.nix
+++ b/hardware-configuration.nix
@@ -24,7 +24,14 @@
       options = [ "fmask=0077" "dmask=0077" ];
     };
 
-  swapDevices = [ ];
+  # Add swap file for hibernation support
+  # This creates a 96GB swap file to match your RAM capacity
+  swapDevices = [
+    {
+      device = "/swapfile";
+      size = 98304; # 96GB in MB
+    }
+  ];
 
   # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
   # (the default) this is the recommended approach. When using systemd-networkd it's