diff --git a/src/kiichain/chain.info.ts b/src/kiichain/chain.info.ts
index ebf8b47..ef6678c 100644
--- a/src/kiichain/chain.info.ts
+++ b/src/kiichain/chain.info.ts
@@ -1,11 +1,11 @@
 import { defineChain } from "viem"
 
 const kiichain = defineChain({
-  id: 123454321,
-  name: "Kiichain Testnet",
+  id: 0x538,
+  name: "Kiichain Oro",
   nativeCurrency: { name: "Ether", symbol: "kii", decimals: 18 },
   rpcUrls: {
-    default: { http: ["https://a.sentry.testnet.kiivalidator.com:8645"] },
+    default: { http: ["https://json-rpc.uno.sentry.testnet.v3.kiivalidator.com"] },
   },
   blockExplorers: {
     default: { name: "Kii Explorer", url: "https://app.kiichain.io/kiichain" },
diff --git a/src/lib/wallet/metadata.ts b/src/lib/wallet/metadata.ts
index 4b1b43b..fdf2e6e 100644
--- a/src/lib/wallet/metadata.ts
+++ b/src/lib/wallet/metadata.ts
@@ -75,14 +75,14 @@ const metadata: WalletMetadata[] = [
 ]
 
 export const kiichainMetadata: Web3ChainData = {
-  chainId: "0x75BCD15", // 123454321 in hex
-  chainName: "Kiichain Testnet",
+  chainId: "0x538", // 123454321 in hex
+  chainName: "Kiichain Oro",
   nativeCurrency: {
     name: "Kiichain",
     symbol: "kii", // Symbol of the native currency
     decimals: 18,
   },
-  rpcUrls: ["https://a.sentry.testnet.kiivalidator.com:8645"],
+  rpcUrls: ["https://json-rpc.uno.sentry.testnet.v3.kiivalidator.com"],
   blockExplorerUrls: ["https://app.kiichain.io/kiichain"],
 }