diff --git a/src/functions/bitcoin/bitcoin-functions.ts b/src/functions/bitcoin/bitcoin-functions.ts
index 1dfbbea..beeb01a 100644
--- a/src/functions/bitcoin/bitcoin-functions.ts
+++ b/src/functions/bitcoin/bitcoin-functions.ts
@@ -12,7 +12,7 @@ import {
 import { P2Ret, P2TROut } from '@scure/btc-signer/payment';
 import { TransactionInput } from '@scure/btc-signer/psbt';
 import { BIP32Factory, BIP32Interface } from 'bip32';
-import { Network, address } from 'bitcoinjs-lib';
+import { Network, address, initEccLib } from 'bitcoinjs-lib';
 import { bitcoin, regtest, testnet } from 'bitcoinjs-lib/src/networks.js';
 import { Decimal } from 'decimal.js';
 import * as ellipticCurveCryptography from 'tiny-secp256k1';
@@ -37,6 +37,7 @@ const TAPROOT_UNSPENDABLE_KEY_HEX =
 const ECDSA_PUBLIC_KEY_LENGTH = 33;
 
 const bip32 = BIP32Factory(ellipticCurveCryptography);
+initEccLib(ellipticCurveCryptography);
 
 export function getFeeAmount(bitcoinAmount: number, feeBasisPoints: number): number {
   const feePercentage = new Decimal(feeBasisPoints).dividedBy(10000);
diff --git a/tests/unit/bitcoin-functions.test.ts b/tests/unit/bitcoin-functions.test.ts
index 290fa9b..606ec28 100644
--- a/tests/unit/bitcoin-functions.test.ts
+++ b/tests/unit/bitcoin-functions.test.ts
@@ -78,7 +78,7 @@ describe('Bitcoin Functions', () => {
       });
 
       it('accepts taproot (p2tr) address', () => {
-        const address = 'bc1qw02rsw9afgp4dsd5n87z5s6rqnf455yhhsnz9f';
+        const address = 'bc1pgj9ef0lhysgd2v042jta4mv8qmc70yappkv7vpl76dhfvrdfvusqqe4qj3';
         expect(getFeeRecipientAddress(address, network)).toBe(address);
       });
 
@@ -103,7 +103,7 @@ describe('Bitcoin Functions', () => {
       });
 
       it('accepts taproot (p2tr) address', () => {
-        const address = 'tb1qqhy33peyp82mf82fktdtphfmnhtxyhtp6x9hrc';
+        const address = 'tb1pa8hxt6r2gkc8d5thzfrw7gyrqlv354rdy4k05ylkvf6nadnhg8xsygyusf';
         expect(getFeeRecipientAddress(address, network)).toBe(address);
       });
 
@@ -128,7 +128,7 @@ describe('Bitcoin Functions', () => {
       });
 
       it('accepts taproot (p2tr) address', () => {
-        const address = 'bcrt1qqhy33peyp82mf82fktdtphfmnhtxyhtpc0u653';
+        const address = 'bcrt1pa8hxt6r2gkc8d5thzfrw7gyrqlv354rdy4k05ylkvf6nadnhg8xsf3w69n';
         expect(getFeeRecipientAddress(address, network)).toBe(address);
       });