diff --git a/devices/ellaca/disko.nix b/devices/ellaca/disko.nix
new file mode 100644
index 0000000..482ed8d
--- /dev/null
+++ b/devices/ellaca/disko.nix
@@ -0,0 +1,64 @@
+{
+  disko.devices = {
+    disk = {
+      vdb = {
+        type = "disk";
+        device = "/dev/nvme0n1";
+        content = {
+          type = "gpt";
+          partitions = {
+            ESP = {
+              priority = 1;
+              name = "ESP";
+              start = "1M";
+              end = "128M";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/boot";
+              };
+            };
+            root = {
+              end = "-16G";
+              content = {
+                type = "btrfs";
+                extraArgs = [ "-f" ]; # Override existing partition
+                # Subvolumes must set a mountpoint in order to be mounted,
+                # unless their parent is mounted
+                subvolumes = {
+                  "/rootfs" = {
+                    mountOptions = [ "compress=zstd" "noatime" ];
+                    mountpoint = "/";
+                  };
+                  "/home" = {
+                    mountOptions = [ "compress=zstd" "noatime" ];
+                    mountpoint = "/home";
+                  };
+                  "/nix" = {
+                    mountOptions = [ "compress=zstd" "noatime" ];
+                    mountpoint = "/nix";
+                  };
+                  # Subvolume for the swapfile
+                  "/swap" = {
+                    mountpoint = "/.swapvol";
+                    swap = {
+                      swapfile.size = "20M";
+                      swapfile2.size = "20M";
+                      swapfile2.path = "rel-path";
+                    };
+                  };
+                };
+                swap = {
+                  swapfile = {
+                    size = "16G";
+                  };
+                };
+              };
+            };
+          };
+        };
+      };
+    };
+  };
+}