--- a/launch-config.json
+++ b/launch-config.json
@@ -1,62 +1,86 @@
 {
     "relaychain": {
-            "bin": "../polkadot/target/release/polkadot",
-            "chain": "rococo-local",
-            "nodes": [
-                    {
-                            "name": "alice",
-                            "wsPort": 9844,
-                            "port": 30444
-                    },
-                    {
-                            "name": "bob",
-                            "wsPort": 9855,
-                            "port": 30555
-                    },
-                    {
-                            "name": "charlie",
-                            "wsPort": 9866,
-                            "port": 30666
-                    },
-                    {
-                            "name": "dave",
-                            "wsPort": 9877,
-                            "port": 30777
+        "bin": "../polkadot/target/release/polkadot",
+        "chain": "rococo-local",
+        "nodes": [
+            {
+                "name": "alice",
+                "wsPort": 9844,
+                "rpcPort": 9843,
+                "port": 30444,
+                "flags": [
+                    "--rpc-port=9843"
+                ]
+            },
+            {
+                "name": "bob",
+                "wsPort": 9855,
+                "rpcPort": 9854,
+                "port": 30555,
+                "flags": [
+                    "--rpc-port=9854"
+                ]
+            },
+            {
+                "name": "charlie",
+                "wsPort": 9866,
+                "rpcPort": 9865,
+                "port": 30666,
+                "flags": [
+                    "--rpc-port=9865"
+                ]
+            },
+            {
+                "name": "dave",
+                "wsPort": 9877,
+                "rpcPort": 9876,
+                "port": 30777,
+                "flags": [
+                    "--rpc-port=9876"
+                ]
+            }
+        ],
+        "genesis": {
+            "runtime": {
+                "runtime_genesis_config": {
+                    "parachainsConfiguration": {
+                        "config": {
+                            "validation_upgrade_frequency": 1,
+                            "validation_upgrade_delay": 1
+                        }
                     }
-            ],
-            "genesis": {
-                    "runtime": {
-                            "runtime_genesis_config": {
-                                    "parachainsConfiguration": {
-                                            "config": {
-                                                    "validation_upgrade_frequency": 1,
-                                                    "validation_upgrade_delay": 1
-                                            }
-                                    }
-                            }
-                    }
+                }
             }
+        }
     },
     "parachains": [
-            {
-                    "bin": "../nft_private/target/release/nft",
-                    "id": "2000",
-                    "balance": "1000000000000000000000",
-                    "nodes": [
-                            {
-                                    "port": 31200,
-                                    "wsPort": "9944",
-                                    "name": "alice",
-                                    "flags": []
-                            },
-                            {
-                                    "port": 31201,
-                                    "wsPort": "9945",
-                                    "name": "bob",
-                                    "flags": []
-                            }
+        {
+            "bin": "../nft_private/target/release/nft",
+            "id": "2000",
+            "balance": "1000000000000000000000",
+            "nodes": [
+                {
+                    "port": 31200,
+                    "wsPort": 9944,
+                    "rpcPort": 9933,
+                    "name": "alice",
+                    "flags": [
+                        "--rpc-cors=all",
+                        "--rpc-port=9933"
+                    ]
+                },
+                {
+                    "port": 31201,
+                    "wsPort": 9945,
+                    "rpcPort": 9934,
+                    "name": "bob",
+                    "flags": [
+                        "--rpc-cors=all",
+                        "--rpc-port=9934"
                     ]
-            }
+                }
+            ]
+        }
     ],
     "simpleParachains": [],
     "hrmpChannels": [],