diff --git a/hosts/kachu-pc/hardware-configuration.nix b/hosts/kachu-pc/hardware-configuration.nix
index ca8e009..63ab388 100644
--- a/hosts/kachu-pc/hardware-configuration.nix
+++ b/hosts/kachu-pc/hardware-configuration.nix
@@ -40,6 +40,12 @@
     options = ["fmask=0077" "dmask=0077"];
   };
 
+  fileSystems."/data" = {
+    device = "/dev/disk/by-uuid/3c3c6aef-2e71-43b7-8473-0af963bffa0b";
+    fsType = "btrfs";
+    options = ["nossd" "autodefrag" "compress=zstd:3"];
+  };
+
   swapDevices = [
     {device = "/dev/disk/by-uuid/d5ea4df4-2557-45ca-975b-1fd33e3bb772";}
   ];