diff --git a/parachain/kylin.star b/parachain/kylin.star
index 9e1075a..2feafdc 100644
--- a/parachain/kylin.star
+++ b/parachain/kylin.star
@@ -1,16 +1,15 @@
-def run_kylin(plan,args):
-
-    exec_command = ["--base-path=/kylin/data","--chain=dev","--ws-external","--rpc-external","--rpc-cors=all","--name=parachain-2010-0","--collator","--rpc-methods=unsafe","--force-authoring","--execution=wasm","--alice","--node-key=52194369e4c881e4157b74fd00dff4241e50b8100b823273e25c868a70e5cde8","--","--chain=/app/rococo-local.json","--execution=wasm"]
+def run_kylin(plan, args):
+    exec_command = ["--base-path=/kylin/data", "--chain=dev", "--ws-external", "--rpc-external", "--rpc-cors=all", "--name=parachain-2010-0", "--collator", "--rpc-methods=unsafe", "--force-authoring", "--execution=wasm", "--alice", "--node-key=52194369e4c881e4157b74fd00dff4241e50b8100b823273e25c868a70e5cde8", "--", "--chain=/app/rococo-local.json", "--execution=wasm"]
     plan.add_service(
-        name="kylin",
-        config= ServiceConfig(
+        name = "kylin",
+        config = ServiceConfig(
             image = "kylinnetworks/kylin-collator:ro-v0.9.30",
-            files={
-                "/app":"output"
+            files = {
+                "/app": "output",
             },
             ports = {
-                "parachain" : PortSpec(9944, transport_protocol="TCP"),
+                "parachain": PortSpec(9944, transport_protocol = "TCP"),
             },
-            cmd=exec_command
-        )  
-    )
\ No newline at end of file
+            cmd = exec_command,
+        ),
+    )