diff --git a/src/Btc.ts b/src/Btc.ts
index 3188bd6..77117ed 100644
--- a/src/Btc.ts
+++ b/src/Btc.ts
@@ -10,7 +10,7 @@ import { AppClient } from "./newops/appClient";
 import { serializeTransactionOutputs } from "./serializeTransaction";
 import type { SignP2SHTransactionArg } from "./signP2SHTransaction";
 import { splitTransaction } from "./splitTransaction";
-import type { Transaction } from "./types";
+import type { AcreWithdrawalData, Transaction } from "./types";
 export type { AddressFormat };
 import { signP2SHTransaction } from "./signP2SHTransaction";
 import { checkIsBtcLegacy, getAppAndVersion } from "./getAppAndVersion";
@@ -22,7 +22,7 @@ import { checkIsBtcLegacy, getAppAndVersion } from "./getAppAndVersion";
  * @param scrambleKey This parameter is deprecated and no longer needed.
  * @param currency The currency to use, defaults to "bitcoin".
  * @example
- * import Btc from "@ledgerhq/hw-app-btc";
+ * import Btc from "@blooo/hw-app-acre:";
  * const btc = new Btc({ transport, currency: "bitcoin" });
  */
 
@@ -163,6 +163,40 @@ export default class Btc {
     });
   }
 
+  /**
+   * Signs an Acre Withdrawal message with the private key at the provided derivation path according to the Bitcoin Signature format and returns v, r, s.
+   * @example
+      const withdrawalData: AcreWithdrawalData = {
+        to: "0xc14972DC5a4443E4f5e89E3655BE48Ee95A795aB",
+        value: "0x0",
+        data: "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",
+        operation: "0",
+        safeTxGas: "0x0",
+        baseGas: "0x0",
+        gasPrice: "0x0",
+        gasToken: "0x0000000000000000000000000000000000000000",
+        refundReceiver: "0x0000000000000000000000000000000000000000",
+        nonce: "0xC",
+      };
+      const path = "m/44'/0'/0'/0/0";
+      const result = await btc.signWithdrawal({path: path, withdrawalData: withdrawalData});
+   */
+   signWithdrawal(
+    path: string,
+    withdrawalData: AcreWithdrawalData,
+  ): Promise<{
+    v: number;
+    r: string;
+    s: string;
+  }> {
+    return this.changeImplIfNecessary().then(impl => {
+      return impl.signWithdrawal({
+        path,
+        withdrawalData,
+      });
+    });
+  }
+
   /**
    * To sign a transaction involving standard (P2PKH) inputs, call createTransaction with the following parameters
    * @param inputs is an array of [ transaction, output_index, optional redeem script, optional sequence ] where
@@ -200,7 +234,7 @@ export default class Btc {
   createPaymentTransaction(arg: CreateTransactionArg): Promise<string> {
     if (arguments.length > 1) {
       throw new Error(
-        "@ledgerhq/hw-app-btc: createPaymentTransaction multi argument signature is deprecated. please switch to named parameters.",
+        "@blooo/hw-app-acre:: createPaymentTransaction multi argument signature is deprecated. please switch to named parameters.",
       );
     }
     return this.changeImplIfNecessary().then(impl => {
@@ -292,6 +326,10 @@ export default class Btc {
 
     const isBtcLegacy = await (async () => {
       switch (name) {
+        case "Acre":
+        case "Acre Test":
+          // we never use the legacy protocol for Acre
+          return false;
         case "Bitcoin":
         case "Bitcoin Test": {
           // we use the legacy protocol for versions below 2.1.0 of the Bitcoin app.
diff --git a/src/BtcOld.ts b/src/BtcOld.ts
index 3ddf41f..0c2f59f 100644
--- a/src/BtcOld.ts
+++ b/src/BtcOld.ts
@@ -8,6 +8,7 @@ import type { AddressFormat } from "./getWalletPublicKey";
 import { getWalletPublicKey } from "./getWalletPublicKey";
 import { pathArrayToString, pathStringToArray } from "./bip32";
 import { signMessage } from "./signMessage";
+import { AcreWithdrawalData } from "./types";
 export type { AddressFormat };
 
 /**
@@ -131,7 +132,7 @@ export default class BtcOld {
   createPaymentTransaction(arg: CreateTransactionArg): Promise<string> {
     if (arguments.length > 1) {
       throw new Error(
-        "@ledgerhq/hw-app-btc: createPaymentTransaction multi argument signature is deprecated. please switch to named parameters.",
+        "@blooo/hw-app-acre: createPaymentTransaction multi argument signature is deprecated. please switch to named parameters.",
       );
     }
     return createTransaction(this.transport, arg);
@@ -147,6 +148,20 @@ export default class BtcOld {
       messageHex,
     });
   }
+
+ /**
+  * This function will never be called from a BtcOld context, it is only delcared here for compatibility with
+  * the current framework, throwing an error in case it is ever reached.
+  */
+  async signWithdrawal({ path, withdrawalData }: { path: string; withdrawalData: AcreWithdrawalData }): Promise<{
+    v: number;
+    r: string;
+    s: string;
+  }> {
+    throw new Error(
+      "@blooo/hw-app-acre: Acre Withdrawal transaction is not compatible with the legacy BtcOld client. Please use the BtcNew client",
+    );
+  }
 }
 
 function makeFingerprint(compressedPubKey) {