diff --git a/scripts/polkadot-launch/dev.json b/scripts/polkadot-launch/dev.json
index 6b392b484..88c810bd8 100644
--- a/scripts/polkadot-launch/dev.json
+++ b/scripts/polkadot-launch/dev.json
@@ -68,7 +68,19 @@
           "wsPort": 9988,
           "port": 31200,
           "basePath": "/tmp/polkadot-launch/parachains/alice",
-          "flags": ["--alice", "--rpc-cors=all", "--execution=wasm", "--wasmtime-instantiation-strategy=recreate-instance-copy-on-write", "--log=runtime::mmr=trace,runtime::mmr::offchain=debug,runtime::sync-committee=debug,runtime=trace,txpool=trace",  "--enable-offchain-indexing=true", "--pruning=archive", "--", "--base-path=/tmp/polkadot-launch/relaychains/alice-1"]
+          "flags": ["--alice", "--rpc-cors=all", "--execution=wasm", "--wasmtime-instantiation-strategy=recreate-instance-copy-on-write", "--log=runtime::mmr=trace,runtime::mmr::offchain=debug,runtime=trace",  "--enable-offchain-indexing=true", "--pruning=archive", "--", "--base-path=/tmp/polkadot-launch/relaychains/alice-1"]
+        },
+        {
+          "wsPort": 9989,
+          "port": 31201,
+          "basePath": "/tmp/polkadot-launch/parachains/bob",
+          "flags": ["--bob", "--rpc-cors=all", "--execution=wasm", "--wasmtime-instantiation-strategy=recreate-instance-copy-on-write", "--enable-offchain-indexing=true", "--", "--base-path=/tmp/polkadot-launch/relaychains/bob-1"]
+        },
+        {
+          "wsPort": 9990,
+          "port": 31202,
+          "basePath": "/tmp/polkadot-launch/parachains/charlie",
+          "flags": ["--charlie", "--rpc-cors=all", "--execution=wasm", "--wasmtime-instantiation-strategy=recreate-instance-copy-on-write", "--enable-offchain-indexing=true", "--", "--base-path=/tmp/polkadot-launch/relaychains/charlie-1"]
         }
       ]
     },
@@ -81,6 +93,18 @@
           "port": 32200,
           "basePath": "/tmp/polkadot-launch/parachains/prime-alice",
           "flags": ["--alice", "--rpc-cors=all", "--execution=wasm", "--wasmtime-instantiation-strategy=recreate-instance-copy-on-write", "--log=runtime::mmr=trace,runtime::mmr::offchain=debug,runtime=trace", "--enable-offchain-indexing=true", "--pruning=archive", "--", "--base-path=/tmp/polkadot-launch/relaychains/prime-alice-1"]
+        },
+        {
+          "wsPort": 9189,
+          "port": 32201,
+          "basePath": "/tmp/polkadot-launch/parachains/prime-bob",
+          "flags": ["--bob", "--rpc-cors=all", "--execution=wasm", "--wasmtime-instantiation-strategy=recreate-instance-copy-on-write", "--enable-offchain-indexing=true", "--", "--base-path=/tmp/polkadot-launch/relaychains/prime-bob-1"]
+        },
+        {
+          "wsPort": 9190,
+          "port": 32202,
+          "basePath": "/tmp/polkadot-launch/parachains/prime-charlie",
+          "flags": ["--charlie", "--rpc-cors=all", "--execution=wasm", "--wasmtime-instantiation-strategy=recreate-instance-copy-on-write", "--enable-offchain-indexing=true", "--", "--base-path=/tmp/polkadot-launch/relaychains/prime-charlie-1"]
         }
       ]
     }