diff --git a/package.json b/package.json
index d93703e..2516360 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "bellhdw",
-  "version": "0.5.38",
+  "version": "0.5.42",
   "description": "Client-side Bitcoin JavaScript library",
   "main": "./src/index.js",
   "types": "./src/index.d.ts",
@@ -37,12 +37,12 @@
   ],
   "dependencies": {
     "@noble/hashes": "1.3.3",
-    "belcoinjs-lib": "0.1.1",
-    "bells-secp256k1": "0.1.0",
-    "belpair": "0.1.2",
+    "belcoinjs-lib": "0.1.2",
+    "bells-secp256k1": "0.1.1",
+    "belpair": "0.1.3",
     "nintondo-bip39": "1.0.0",
     "bn.js": "5.2.1",
-    "browser-hdkey": "0.1.8"
+    "browser-hdkey": "0.1.9"
   },
   "devDependencies": {
     "@types/bn.js": "^5.1.1",
diff --git a/ts_src/hd/private.ts b/ts_src/hd/private.ts
index 01fa808..12bb7c2 100644
--- a/ts_src/hd/private.ts
+++ b/ts_src/hd/private.ts
@@ -162,7 +162,11 @@ class HDPrivateKey extends BaseWallet implements Keyring<SerializedHDKey> {
 
     inputs.forEach((input) => {
       account = this.findAccountByPk(input.publicKey);
-      if (this.addressType === AddressType.P2TR) {
+      if (
+        (this.addressType === AddressType.P2TR ||
+          this.addressType === AddressType.M44_P2TR) &&
+        !input.disableTweakSigner
+      ) {
         const signer = tweakSigner(account, {
           network: this.network ?? networks.bellcoin,
         });
@@ -176,11 +180,19 @@ class HDPrivateKey extends BaseWallet implements Keyring<SerializedHDKey> {
     psbt.finalizeAllInputs();
   }
 
-  signAllInputsInPsbt(psbt: Psbt, accountAddress: string) {
+  signAllInputsInPsbt(
+    psbt: Psbt,
+    accountAddress: string,
+    disableTweakSigner?: boolean
+  ) {
     const account = this.findAccount(accountAddress);
 
     psbt.data.inputs.forEach((input, idx) => {
-      if (this.addressType === AddressType.P2TR) {
+      if (
+        (this.addressType === AddressType.P2TR ||
+          this.addressType === AddressType.M44_P2TR) &&
+        !disableTweakSigner
+      ) {
         const signer = tweakSigner(account, {
           network: this.network ?? networks.bellcoin,
         });
@@ -223,7 +235,11 @@ class HDPrivateKey extends BaseWallet implements Keyring<SerializedHDKey> {
 
     inputs.forEach((input) => {
       account = this.findAccountByPk(input.publicKey);
-      if (this.addressType === AddressType.P2TR) {
+      if (
+        (this.addressType === AddressType.P2TR ||
+          this.addressType === AddressType.M44_P2TR) &&
+        !input.disableTweakSigner
+      ) {
         const signer = tweakSigner(account, {
           network: this.network ?? networks.bellcoin,
         });
diff --git a/ts_src/hd/simple.ts b/ts_src/hd/simple.ts
index 7e8ac4b..166d2e7 100644
--- a/ts_src/hd/simple.ts
+++ b/ts_src/hd/simple.ts
@@ -149,7 +149,11 @@ class HDSimpleKey extends BaseWallet implements Keyring<SerializedSimpleKey> {
 
     inputs.forEach((input) => {
       const account = this.pair!;
-      if (this.addressType === AddressType.P2TR) {
+      if (
+        (this.addressType === AddressType.P2TR ||
+          this.addressType === AddressType.M44_P2TR) &&
+        !input.disableTweakSigner
+      ) {
         const signer = tweakSigner(account, {
           network: this.network ?? networks.bellcoin,
         });
@@ -162,7 +166,11 @@ class HDSimpleKey extends BaseWallet implements Keyring<SerializedSimpleKey> {
     psbt.finalizeAllInputs();
   }
 
-  signAllInputsInPsbt(psbt: Psbt, accountAddress: string) {
+  signAllInputsInPsbt(
+    psbt: Psbt,
+    accountAddress: string,
+    disableTweakSigner?: boolean
+  ) {
     this.initPair();
     if (this.pair === undefined)
       throw new Error("Cannot sign all inputs since pair is undefined");
@@ -172,7 +180,11 @@ class HDSimpleKey extends BaseWallet implements Keyring<SerializedSimpleKey> {
       );
 
     psbt.data.inputs.forEach((input, idx) => {
-      if (this.addressType === AddressType.P2TR) {
+      if (
+        (this.addressType === AddressType.P2TR ||
+          this.addressType === AddressType.M44_P2TR) &&
+        !disableTweakSigner
+      ) {
         const signer = tweakSigner(this.pair!, {
           network: this.network ?? networks.bellcoin,
         });
@@ -214,7 +226,11 @@ class HDSimpleKey extends BaseWallet implements Keyring<SerializedSimpleKey> {
     if (this.pair === undefined)
       throw new Error("Cannot sign inputs since pair is undefined");
     inputs.forEach((input) => {
-      if (this.addressType === AddressType.P2TR) {
+      if (
+        (this.addressType === AddressType.P2TR ||
+          this.addressType === AddressType.M44_P2TR) &&
+        !input.disableTweakSigner
+      ) {
         const signer = tweakSigner(this.pair!, {
           network: this.network ?? networks.bellcoin,
         });
diff --git a/ts_src/hd/types.ts b/ts_src/hd/types.ts
index 8c58c45..978cd73 100644
--- a/ts_src/hd/types.ts
+++ b/ts_src/hd/types.ts
@@ -52,6 +52,7 @@ export interface ToSignInput {
   index: number;
   publicKey: string;
   sighashTypes?: number[];
+  disableTweakSigner?: boolean;
 }
 
 export enum AddressType {
@@ -82,7 +83,8 @@ export type Keyring<State> = {
   signTypedData(address: Hex, typedData: Record<string, unknown>): string;
   signAllInputsInPsbt(
     psbt: Psbt,
-    accountAddress: string
+    accountAddress: string,
+    disableTweakSigner?: boolean
   ): { signatures: (string | undefined)[] };
   signInputsWithoutFinalizing(
     psbt: Psbt,