diff --git a/instances/baldur/hardware-configuration.nix b/instances/baldur/hardware-configuration.nix
index 0890335..d92976f 100644
--- a/instances/baldur/hardware-configuration.nix
+++ b/instances/baldur/hardware-configuration.nix
@@ -18,5 +18,7 @@
     fsType = "ext4";
   };
 
-  swapDevices = [ ];
+  swapDevices = [
+    { device = "/swapfile"; size = 1024 * 4; }
+  ];
 }