diff --git a/lass/1systems/helios.nix b/lass/1systems/helios.nix
index 10b00de47..51d2afe84 100644
--- a/lass/1systems/helios.nix
+++ b/lass/1systems/helios.nix
@@ -26,6 +26,9 @@ with builtins;
         enable = true;
       };
     }
+    {
+      lass.power-action.battery = "BAT1";
+    }
   ];
 
   krebs.build.host = config.krebs.hosts.helios;