diff --git a/krebs/1systems/puyak/config.nix b/krebs/1systems/puyak/config.nix
index f55da019a..bcf63dc4b 100644
--- a/krebs/1systems/puyak/config.nix
+++ b/krebs/1systems/puyak/config.nix
@@ -30,6 +30,11 @@
     "/boot" = {
       device = "/dev/sda2";
     };
+    "/bku" = {
+      device = "/dev/mapper/pool-bku";
+      fsType = "btrfs";
+      options = ["defaults" "noatime" "ssd" "compress=lzo"];
+    };
     "/home" = {
       device = "/dev/mapper/pool-home";
       fsType = "btrfs";