diff --git a/parachains/chain-specs/contracts-rococo.json b/parachains/chain-specs/contracts-rococo.json
index a74ab22e05d..09108e9c099 100644
--- a/parachains/chain-specs/contracts-rococo.json
+++ b/parachains/chain-specs/contracts-rococo.json
@@ -3,11 +3,16 @@
   "id": "contracts-rococo",
   "chainType": "Live",
   "bootNodes": [
-    "/dns/contracts-collator-0.parity-testnet.parity.io/tcp/30333/p2p/12D3KooWKg3Rpxcr9oJ8n6khoxpGKWztCZydtUZk2cojHqnfLrpj",
-    "/dns/contracts-collator-1.parity-testnet.parity.io/tcp/30333/p2p/12D3KooWPEXYrz8tHU3nDtPoPw4V7ou5dzMEWSTuUj7vaWiYVAVh",
-    "/dns/contracts-collator-2.parity-testnet.parity.io/tcp/30333/p2p/12D3KooWEVU8AFNary4nP4qEnEcwJaRuy59Wefekzdu9pKbnVEhk",
-    "/dns/contracts-collator-3.parity-testnet.parity.io/tcp/30333/p2p/12D3KooWP6pV3ZmcXzGDjv8ZMgA6nZxfAKDxSz4VNiLx6vVCQgJX"
+    "/dns/rococo-contracts-collator-node-0.parity-testnet.parity.io/tcp/30333/p2p/12D3KooWKg3Rpxcr9oJ8n6khoxpGKWztCZydtUZk2cojHqnfLrpj",
+    "/dns/rococo-contracts-collator-node-1.parity-testnet.parity.io/tcp/30333/p2p/12D3KooWPEXYrz8tHU3nDtPoPw4V7ou5dzMEWSTuUj7vaWiYVAVh",
+    "/dns/rococo-contracts-collator-node-2.parity-testnet.parity.io/tcp/30333/p2p/12D3KooWEVU8AFNary4nP4qEnEcwJaRuy59Wefekzdu9pKbnVEhk",
+    "/dns/rococo-contracts-collator-node-3.parity-testnet.parity.io/tcp/30333/p2p/12D3KooWP6pV3ZmcXzGDjv8ZMgA6nZxfAKDxSz4VNiLx6vVCQgJX",
+    "/dns/rococo-contracts-collator-node-0.polkadot.io/tcp/443/wss/p2p/12D3KooWKg3Rpxcr9oJ8n6khoxpGKWztCZydtUZk2cojHqnfLrpj",
+    "/dns/rococo-contracts-collator-node-1.polkadot.io/tcp/443/wss/p2p/12D3KooWPEXYrz8tHU3nDtPoPw4V7ou5dzMEWSTuUj7vaWiYVAVh",
+    "/dns/rococo-contracts-collator-node-2.polkadot.io/tcp/443/wss/p2p/12D3KooWEVU8AFNary4nP4qEnEcwJaRuy59Wefekzdu9pKbnVEhk",
+    "/dns/rococo-contracts-collator-node-3.polkadot.io/tcp/443/wss/p2p/12D3KooWP6pV3ZmcXzGDjv8ZMgA6nZxfAKDxSz4VNiLx6vVCQgJX"
   ],
+
   "telemetryEndpoints": null,
   "protocolId": null,
   "properties": {
@@ -80,4 +85,4 @@
       "childrenDefault": {}
     }
   }
-}
\ No newline at end of file
+}