diff --git a/systems/aarch64-linux/pi5/default.nix b/systems/aarch64-linux/pi5/default.nix
index 12ba2b4..1e73394 100644
--- a/systems/aarch64-linux/pi5/default.nix
+++ b/systems/aarch64-linux/pi5/default.nix
@@ -53,4 +53,12 @@
       };
     };
   };
+  
+  fileSystems."/data" = {
+    device = "/dev/disk/bu-uuid/a85420cc-a026-4100-80d2-a999081d792a";
+    fsType = "bcachefs";
+    options = [
+      "nofail"  
+    ];
+  };
 }