diff --git a/packages/hdwallet-coinbase/src/ethereum.ts b/packages/hdwallet-coinbase/src/ethereum.ts
index 348ce50e3..6337ec8a8 100644
--- a/packages/hdwallet-coinbase/src/ethereum.ts
+++ b/packages/hdwallet-coinbase/src/ethereum.ts
@@ -1,6 +1,6 @@
 import * as core from "@shapeshiftoss/hdwallet-core";
 import { ETHSignedMessage } from "@shapeshiftoss/hdwallet-core";
-import { isHexString } from "ethers";
+import { isHex } from "viem";
 
 export function describeETHPath(path: core.BIP32Path): core.PathDescription {
   return core.describeETHPath(path);
@@ -86,7 +86,7 @@ export async function ethSignMessage(
   address: string
 ): Promise<core.ETHSignedMessage | null> {
   try {
-    if (!isHexString(msg.message)) throw new Error("data is not an hex string");
+    if (!isHex(msg.message)) throw new Error("data is not an hex string");
     const signedMsg = await ethereum.request({
       method: "personal_sign",
       params: [msg, address],
diff --git a/packages/hdwallet-keepkey/src/ethereum.ts b/packages/hdwallet-keepkey/src/ethereum.ts
index 64edd804f..989e1cfbb 100644
--- a/packages/hdwallet-keepkey/src/ethereum.ts
+++ b/packages/hdwallet-keepkey/src/ethereum.ts
@@ -6,7 +6,8 @@ import * as Types from "@keepkey/device-protocol/lib/types_pb";
 import { SignTypedDataVersion, TypedDataUtils } from "@metamask/eth-sig-util";
 import * as core from "@shapeshiftoss/hdwallet-core";
 import * as eip55 from "eip55";
-import { getBytes, isBytesLike, isHexString } from "ethers";
+import { getBytes, isBytesLike } from "ethers";
+import { isHex } from "viem";
 
 import { Transport } from "./transport";
 import { toUTF8Array } from "./utils";
@@ -173,7 +174,7 @@ export async function ethGetAddress(transport: Transport, msg: core.ETHGetAddres
 
 export async function ethSignMessage(transport: Transport, msg: core.ETHSignMessage): Promise<core.ETHSignedMessage> {
   const { addressNList, message } = msg;
-  if (!isHexString(message)) throw new Error("data is not an hex string");
+  if (!isHex(message)) throw new Error("data is not an hex string");
   const m = new Ethereum.EthereumSignMessage();
   m.setAddressNList(addressNList);
   const messageBytes = getBytes(message);
diff --git a/packages/hdwallet-ledger/src/ethereum.ts b/packages/hdwallet-ledger/src/ethereum.ts
index 10a481b24..9fc16b17c 100644
--- a/packages/hdwallet-ledger/src/ethereum.ts
+++ b/packages/hdwallet-ledger/src/ethereum.ts
@@ -7,7 +7,7 @@ import EthereumTx from "ethereumjs-tx";
 // TODO: fix ts-ignore
 import * as ethereumUtil from "ethereumjs-util";
 import { getBytes, isBytesLike } from "ethers";
-import { isHexString } from "ethjs-util";
+import { isHex } from "viem";
 
 import { LedgerTransport } from "./transport";
 import { compressPublicKey, createXpub, handleError, networksUtil } from "./utils";
@@ -159,7 +159,7 @@ export async function ethSignMessage(
 ): Promise<core.ETHSignedMessage> {
   const bip32path = core.addressNListToBIP32(msg.addressNList);
 
-  if (!isHexString(msg.message)) throw new Error("data is not an hex string");
+  if (!isHex(msg.message)) throw new Error("data is not an hex string");
 
   // Ledger's inner implementation does a Buffer.from(messageHex, "hex").length on our message
   // However, Buffer.from method with the "hex" encoding expects a valid hexadecimal string without the 0x prefix
diff --git a/packages/hdwallet-metamask-shapeshift-multichain/src/ethereum.ts b/packages/hdwallet-metamask-shapeshift-multichain/src/ethereum.ts
index e6dd048d6..3399848a5 100644
--- a/packages/hdwallet-metamask-shapeshift-multichain/src/ethereum.ts
+++ b/packages/hdwallet-metamask-shapeshift-multichain/src/ethereum.ts
@@ -1,6 +1,6 @@
 import * as core from "@shapeshiftoss/hdwallet-core";
 import { ETHSignedMessage } from "@shapeshiftoss/hdwallet-core";
-import { isHexString } from "ethers";
+import { isHex } from "viem";
 
 // eslint-disable-next-line @typescript-eslint/no-unused-vars
 export async function ethVerifyMessage(msg: core.ETHVerifyMessage, ethereum: any): Promise<boolean | null> {
@@ -71,7 +71,7 @@ export async function ethSignMessage(
   address: string
 ): Promise<core.ETHSignedMessage | null> {
   try {
-    if (!isHexString(msg.message)) throw new Error("data is not an hex string");
+    if (!isHex(msg.message)) throw new Error("data is not an hex string");
     const signedMsg = await ethereum.request({
       method: "personal_sign",
       params: [msg.message, address],
diff --git a/packages/hdwallet-metamask/src/ethereum.ts b/packages/hdwallet-metamask/src/ethereum.ts
index ed9f27adc..bb8285b4d 100644
--- a/packages/hdwallet-metamask/src/ethereum.ts
+++ b/packages/hdwallet-metamask/src/ethereum.ts
@@ -1,6 +1,6 @@
 import * as core from "@shapeshiftoss/hdwallet-core";
 import { ETHSignedMessage } from "@shapeshiftoss/hdwallet-core";
-import { isHexString } from "ethers";
+import { isHex } from "viem";
 
 export function describeETHPath(path: core.BIP32Path): core.PathDescription {
   const pathStr = core.addressNListToBIP32(path);
@@ -101,7 +101,7 @@ export async function ethSignMessage(
   address: string
 ): Promise<core.ETHSignedMessage | null> {
   try {
-    if (!isHexString(msg.message)) throw new Error("data is not an hex string");
+    if (!isHex(msg.message)) throw new Error("data is not an hex string");
     const signedMsg = await ethereum.request({
       method: "personal_sign",
       params: [msg.message, address],
diff --git a/packages/hdwallet-native/src/util.ts b/packages/hdwallet-native/src/util.ts
index c19053d7d..0fcbf1cd4 100644
--- a/packages/hdwallet-native/src/util.ts
+++ b/packages/hdwallet-native/src/util.ts
@@ -1,6 +1,7 @@
 import * as core from "@shapeshiftoss/hdwallet-core";
 import type { BytesLike } from "ethers";
-import { concat, getBytes, isHexString, toUtf8Bytes } from "ethers";
+import { concat, getBytes, toUtf8Bytes } from "ethers";
+import { isHex } from "viem";
 
 import { BTCScriptType } from "./bitcoin";
 import * as Isolation from "./crypto/isolation";
@@ -19,7 +20,7 @@ export async function getKeyPair(
 }
 
 export function buildMessage(message: BytesLike): Uint8Array {
-  const messageBytes = typeof message === "string" && !isHexString(message) ? toUtf8Bytes(message) : getBytes(message);
+  const messageBytes = typeof message === "string" && !isHex(message) ? toUtf8Bytes(message) : getBytes(message);
 
   return getBytes(
     concat([toUtf8Bytes("\x19Ethereum Signed Message:\n"), toUtf8Bytes(String(messageBytes.length)), messageBytes])
diff --git a/packages/hdwallet-portis/src/ethereum.ts b/packages/hdwallet-portis/src/ethereum.ts
index fd7c1cd2f..50983f111 100644
--- a/packages/hdwallet-portis/src/ethereum.ts
+++ b/packages/hdwallet-portis/src/ethereum.ts
@@ -1,5 +1,5 @@
 import * as core from "@shapeshiftoss/hdwallet-core";
-import { isHexString } from "ethers";
+import { isHex } from "viem";
 
 export function describeETHPath(path: core.BIP32Path): core.PathDescription {
   const pathStr = core.addressNListToBIP32(path);
@@ -72,7 +72,7 @@ export async function ethSignMessage(
   web3: any,
   address: string
 ): Promise<core.ETHSignedMessage> {
-  if (!isHexString(msg.message)) throw new Error("data is not an hex string");
+  if (!isHex(msg.message)) throw new Error("data is not an hex string");
   const result = await web3.eth.sign(msg.message, address);
   return {
     address,
diff --git a/packages/hdwallet-tallyho/src/ethereum.ts b/packages/hdwallet-tallyho/src/ethereum.ts
index 2b5ba0132..cb8139787 100644
--- a/packages/hdwallet-tallyho/src/ethereum.ts
+++ b/packages/hdwallet-tallyho/src/ethereum.ts
@@ -1,5 +1,5 @@
 import * as core from "@shapeshiftoss/hdwallet-core";
-import { isHexString } from "ethers";
+import { isHex } from "viem";
 
 export function describeETHPath(path: core.BIP32Path): core.PathDescription {
   const pathStr = core.addressNListToBIP32(path);
@@ -100,7 +100,7 @@ export async function ethSignMessage(
   address: string
 ): Promise<core.ETHSignedMessage | null> {
   try {
-    if (!isHexString(msg.message)) throw new Error("data is not an hex string");
+    if (!isHex(msg.message)) throw new Error("data is not an hex string");
     const signedMsg = await ethereum.request({
       method: "personal_sign",
       params: [msg.message, address],
diff --git a/packages/hdwallet-trezor/src/ethereum.ts b/packages/hdwallet-trezor/src/ethereum.ts
index 65fb8a342..0e2f6548c 100644
--- a/packages/hdwallet-trezor/src/ethereum.ts
+++ b/packages/hdwallet-trezor/src/ethereum.ts
@@ -1,7 +1,7 @@
 import Common from "@ethereumjs/common";
 import { Transaction } from "@ethereumjs/tx";
 import * as core from "@shapeshiftoss/hdwallet-core";
-import { isHexString } from "ethers";
+import { isHex } from "viem";
 
 import { TrezorTransport } from "./transport";
 import { handleError } from "./utils";
@@ -74,7 +74,7 @@ export async function ethSignMessage(
   transport: TrezorTransport,
   msg: core.ETHSignMessage
 ): Promise<core.ETHSignedMessage> {
-  if (!isHexString(msg.message)) throw new Error("data is not an hex string");
+  if (!isHex(msg.message)) throw new Error("data is not an hex string");
   const res = await transport.call("ethereumSignMessage", {
     path: msg.addressNList,
     message: msg.message,
diff --git a/packages/hdwallet-walletconnect/src/ethereum.ts b/packages/hdwallet-walletconnect/src/ethereum.ts
index 1b5cab3d2..5dbb4c74f 100644
--- a/packages/hdwallet-walletconnect/src/ethereum.ts
+++ b/packages/hdwallet-walletconnect/src/ethereum.ts
@@ -1,5 +1,6 @@
 import * as core from "@shapeshiftoss/hdwallet-core";
-import { BytesLike, isHexString } from "ethers";
+import { BytesLike } from "ethers";
+import { isHex } from "viem";
 
 export function describeETHPath(path: core.BIP32Path): core.PathDescription {
   const pathStr = core.addressNListToBIP32(path);
@@ -54,7 +55,7 @@ export async function ethSignMessage(
   args: { data: BytesLike; fromAddress: string },
   provider: any
 ): Promise<core.ETHSignedMessage | null> {
-  if (!isHexString(args.data)) throw new Error("data is not an hex string");
+  if (!isHex(args.data)) throw new Error("data is not an hex string");
   return await provider.wc.signMessage([args.data, args.fromAddress]);
 }
 
diff --git a/packages/hdwallet-walletconnectV2/src/ethereum.ts b/packages/hdwallet-walletconnectV2/src/ethereum.ts
index d9e739ef3..27e35fb46 100644
--- a/packages/hdwallet-walletconnectV2/src/ethereum.ts
+++ b/packages/hdwallet-walletconnectV2/src/ethereum.ts
@@ -9,7 +9,7 @@ import type {
 } from "@shapeshiftoss/hdwallet-core";
 import { addressNListToBIP32, slip44ByCoin } from "@shapeshiftoss/hdwallet-core";
 import EthereumProvider from "@walletconnect/ethereum-provider";
-import { isHexString } from "ethers";
+import { isHex } from "viem";
 
 const getUnsignedTxFromMessage = (msg: ETHSignTx & { from: string }) => {
   const utxBase = {
@@ -86,7 +86,7 @@ export async function ethSignMessage(
   args: { data: string; fromAddress: string },
   provider: EthereumProvider
 ): Promise<ETHSignedMessage | null> {
-  if (!isHexString(args.data)) throw new Error("data is not an hex string");
+  if (!isHex(args.data)) throw new Error("data is not an hex string");
 
   const signedMsg: string = await provider.request({
     method: "personal_sign",
diff --git a/packages/hdwallet-xdefi/src/ethereum.ts b/packages/hdwallet-xdefi/src/ethereum.ts
index 5d91e7b36..43bda921c 100644
--- a/packages/hdwallet-xdefi/src/ethereum.ts
+++ b/packages/hdwallet-xdefi/src/ethereum.ts
@@ -1,6 +1,6 @@
 import * as core from "@shapeshiftoss/hdwallet-core";
 import { ETHSignedMessage } from "@shapeshiftoss/hdwallet-core";
-import { isHexString } from "ethers";
+import { isHex } from "viem";
 
 export async function ethVerifyMessage(msg: core.ETHVerifyMessage, ethereum: any): Promise<boolean | null> {
   const recoveredAddress = await ethereum.request({
@@ -72,7 +72,7 @@ export async function ethSignMessage(
   address: string
 ): Promise<core.ETHSignedMessage | null> {
   try {
-    if (!isHexString(msg.message)) throw new Error("data is not an hex string");
+    if (!isHex(msg.message)) throw new Error("data is not an hex string");
     const signedMsg = await ethereum.request({
       method: "personal_sign",
       params: [msg.message, address],