diff --git a/parachain/subzero.star b/parachain/subzero.star
new file mode 100644
index 0000000..907fe58
--- /dev/null
+++ b/parachain/subzero.star
@@ -0,0 +1,19 @@
+def run_subzero(plan, args):
+    exec_command = [
+        "bin/sh",
+        "-c",
+        "/usr/local/bin/subzero --dev --tmp --ws-external --rpc-external --rpc-cors all --rpc-methods unsafe -- --execution wasm --chain /app/rococo-local.json",
+    ]
+    plan.add_service(
+        name = "subzero",
+        config = ServiceConfig(
+            image = "playzero/subzero:latest",
+            files = {
+                "/app": "configs",
+            },
+            ports = {
+                "ws": PortSpec(9944, transport_protocol = "TCP"),
+            },
+            entrypoint = exec_command,
+        ),
+    )