diff --git a/packages/extension-base/src/background/RequestBytesSign.ts b/packages/extension-base/src/background/RequestBytesSign.ts
index 7289dc57..5f6b74a6 100644
--- a/packages/extension-base/src/background/RequestBytesSign.ts
+++ b/packages/extension-base/src/background/RequestBytesSign.ts
@@ -7,8 +7,7 @@ import type { SignerPayloadRaw } from '@polkadot/types/types';
 import type { HexString } from '@polkadot/util/types';
 import type { RequestSign } from './types.js';
 
-import { wrapBytes } from '@polkadot/extension-dapp/wrapBytes';
-import { u8aToHex } from '@polkadot/util';
+import { u8aToHex, u8aWrapBytes } from '@polkadot/util';
 
 export default class RequestBytesSign implements RequestSign {
   public readonly payload: SignerPayloadRaw;
@@ -21,7 +20,7 @@ export default class RequestBytesSign implements RequestSign {
     return {
       signature: u8aToHex(
         pair.sign(
-          wrapBytes(this.payload.data)
+          u8aWrapBytes(this.payload.data)
         )
       )
     };
diff --git a/packages/extension-ui/src/Popup/Signing/Qr.tsx b/packages/extension-ui/src/Popup/Signing/Qr.tsx
index 976e774c..f426341f 100644
--- a/packages/extension-ui/src/Popup/Signing/Qr.tsx
+++ b/packages/extension-ui/src/Popup/Signing/Qr.tsx
@@ -6,8 +6,8 @@ import type { HexString } from '@polkadot/util/types';
 
 import React, { useCallback, useMemo, useState } from 'react';
 
-import { wrapBytes } from '@polkadot/extension-dapp/wrapBytes';
 import { QrDisplayPayload, QrScanSignature } from '@polkadot/react-qr';
+import { u8aWrapBytes } from '@polkadot/util';
 
 import { Button } from '../../components/index.js';
 import useTranslation from '../../hooks/useTranslation.js';
@@ -35,7 +35,7 @@ function Qr ({ address, className, cmd, genesisHash, onSignature, payload }: Pro
         case CMD_MORTAL:
           return (payload as ExtrinsicPayload).toU8a();
         case CMD_SIGN_MESSAGE:
-          return wrapBytes(payload as string);
+          return u8aWrapBytes(payload as string);
         default:
           return null;
       }