diff --git a/chains/testnet/banksy.json b/chains/testnet/centauri.json
similarity index 86%
rename from chains/testnet/banksy.json
rename to chains/testnet/centauri.json
index 5fa99fa5..0bf53d0f 100644
--- a/chains/testnet/banksy.json
+++ b/chains/testnet/centauri.json
@@ -1,5 +1,5 @@
 {
-  "chain_name": "banksy-testnet-2",
+  "chain_name": "composabletestnet",
   "api": ["https://composable-testnet-api.polkachu.com/"],
   "rpc": ["https://composable-testnet-rpc.polkachu.com/"],
   "coingecko": "",
@@ -7,7 +7,7 @@
   "sdk_version": "0.37.0",
   "coin_type": "118",
   "min_tx_fee": "500",
-  "addr_prefix": "banksy",
+  "addr_prefix": "centauri",
   "logo": "/logos/composable.jpg",
   "assets": [{
     "base": "ppica",
@@ -16,4 +16,4 @@
     "coingecko_id": "",
     "logo": "/logos/composable.jpg"
   }]
-}
\ No newline at end of file
+}