--- a/launch-config.json
+++ b/launch-config.json
@@ -6,21 +6,25 @@
                     {
                             "name": "alice",
                             "wsPort": 9844,
+                            "rpcPort": 9843,
                             "port": 30444
                     },
                     {
                             "name": "bob",
                             "wsPort": 9855,
+                            "rpcPort": 9854,
                             "port": 30555
                     },
                     {
                             "name": "charlie",
                             "wsPort": 9866,
+                            "rpcPort": 9865,
                             "port": 30666
                     },
                     {
                             "name": "dave",
                             "wsPort": 9877,
+                            "rpcPort": 9876,
                             "port": 30777
                     }
             ],
@@ -45,13 +49,15 @@
                     "nodes": [
                             {
                                     "port": 31200,
-                                    "wsPort": "9944",
+                                    "wsPort": 9944,
+                                    "rpcPort": 9933,
                                     "name": "alice",
                                     "flags": []
                             },
                             {
                                     "port": 31201,
-                                    "wsPort": "9945",
+                                    "wsPort": 9945,
+                                    "rpcPort": 9934,
                                     "name": "bob",
                                     "flags": []
                             }
@@ -62,4 +68,4 @@
     "hrmpChannels": [],
     "types": "./runtime_types.json",
     "finalization": false
-}
\ No newline at end of file
+}