diff --git a/modules/power.nix b/modules/power.nix
index 367f8fd..3e2f52d 100644
--- a/modules/power.nix
+++ b/modules/power.nix
@@ -37,11 +37,8 @@
     };
   };
 
-  # Suspend to RAM/disk when battery is critical
-  services.upower = {
-    enable = true;
-    percentageLow = 15;
-    percentageCritical = 10;
-    percentageAction = 7;
-  };
+  # Suspend when the battery is critical
+  services.udev.extraRules = ''
+    SUBSYSTEM=="power_supply", ATTR{status}=="Discharging", ATTR{model_name}=="01AV405", ATTR{capacity}=="[0-5]", RUN+="${config.systemd.package}/bin/systemctl suspend -i"
+  '';
 }