diff --git a/react/react-bitcoin/package.json b/react/react-bitcoin/package.json
index 9ddec28..bb51832 100644
--- a/react/react-bitcoin/package.json
+++ b/react/react-bitcoin/package.json
@@ -15,8 +15,7 @@
     "@reown/appkit-adapter-bitcoin": "1.7.3",
     "bitcoinjs-lib": "^6.1.7",
     "react": "19.0.0",
-    "react-dom": "19.0.0",
-    "vite-plugin-node-polyfills": "^0.23.0"
+    "react-dom": "19.0.0"
   },
   "devDependencies": {
     "@eslint/js": "^9.9.0",
diff --git a/react/react-bitcoin/src/components/ActionButtonList.tsx b/react/react-bitcoin/src/components/ActionButtonList.tsx
index a774562..83756f8 100644
--- a/react/react-bitcoin/src/components/ActionButtonList.tsx
+++ b/react/react-bitcoin/src/components/ActionButtonList.tsx
@@ -1,7 +1,6 @@
 import { useDisconnect, useAppKit, useAppKitNetwork, useAppKitProvider, useAppKitAccount } from '@reown/appkit/react'
 import type { BitcoinConnector } from '@reown/appkit-adapter-bitcoin'
 import { networks } from '../config'
-import { createPSBT, getBalance } from '../utils/BitcoinUtil';
 
 interface ActionButtonListProps {
   sendSignPSBT: (hash: string ) => void;
@@ -55,10 +54,12 @@ export const ActionButtonList = ({ sendSignPSBT, sendSignMsg, sendSendTx, sendBa
     // function to sign a PSBT
     const handleSignPSBT = async () => {
       if (!walletProvider || !address || !caipNetwork) throw Error('user is disconnected');
-      const amount = 10000;
-      const recipientAddress = address;
 
-      const params = await createPSBT(caipNetwork, amount, address, recipientAddress);
+      const params = {
+        broadcast: false,
+        psbt: "",
+        signInputs: []
+      }
       
       params.broadcast = false // change to true to broadcast the tx
 
@@ -69,15 +70,15 @@ export const ActionButtonList = ({ sendSignPSBT, sendSignMsg, sendSendTx, sendBa
     const handleGetBalance = async () => {
       if (!walletProvider || !address || !caipNetwork) throw Error('user is disconnected');
         
-      const balance = await getBalance(caipNetwork, address);
-      sendBalance(balance.toString()  );
+      
+      sendBalance('0');
     }
 
     const handleGetPublicKey = async () => {
       if (!walletProvider || !address || !caipNetwork) throw Error('user is disconnected');
       
       const bip122Account = allAccounts?.find(a => a.address === address)
-      let publicKey = bip122Account?.publicKey || ""
+      const publicKey = bip122Account?.publicKey || ""
 
       sendPublicKey(publicKey)
     }
diff --git a/react/react-bitcoin/src/main.tsx b/react/react-bitcoin/src/main.tsx
index 9ce49df..a44f21d 100644
--- a/react/react-bitcoin/src/main.tsx
+++ b/react/react-bitcoin/src/main.tsx
@@ -1,10 +1,8 @@
-import { Buffer } from 'buffer'
+
 import { StrictMode } from 'react'
 import { createRoot } from 'react-dom/client'
 import App from './App'
 
-// Make Buffer available globally
-window.Buffer = Buffer
 
 createRoot(document.getElementById('root')!).render(
   <StrictMode>
diff --git a/react/react-bitcoin/vite.config.ts b/react/react-bitcoin/vite.config.ts
index 77e1dea..9b5b732 100644
--- a/react/react-bitcoin/vite.config.ts
+++ b/react/react-bitcoin/vite.config.ts
@@ -1,12 +1,10 @@
 import { defineConfig } from 'vite'
 import react from '@vitejs/plugin-react'
-import { nodePolyfills } from 'vite-plugin-node-polyfills'
 
 // https://vitejs.dev/config/
 export default defineConfig({
-  plugins: [react(), nodePolyfills()],
+  plugins: [react()],
   define: {
-    'process.env': {},
-    'window.ethereum': 'undefined'
+    'process.env': {}
   },
 })