diff --git a/machines/nix-book/hardware-configuration.nix b/machines/nix-book/hardware-configuration.nix
index 13574b7..b23fb94 100644
--- a/machines/nix-book/hardware-configuration.nix
+++ b/machines/nix-book/hardware-configuration.nix
@@ -29,6 +29,7 @@
   swapDevices =
     [ { device = "/dev/disk/by-uuid/ec1f70ea-27b6-4646-ad3b-eac41bd83e3e"; }
     ];
+  zramSwap.enable = true;
 
   # 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