diff --git a/token/js/src/extensions/transferHook/instructions.ts b/token/js/src/extensions/transferHook/instructions.ts
index 7ddb96fe37f..1a5ffcfb669 100644
--- a/token/js/src/extensions/transferHook/instructions.ts
+++ b/token/js/src/extensions/transferHook/instructions.ts
@@ -228,7 +228,9 @@ export function createExecuteInstruction(
 }
 
 /**
- * Adds all the extra accounts needed for a transfer hook to an instruction
+ * Adds all the extra accounts needed for a transfer hook to an instruction.
+ *
+ * Note this will modify the instruction passed in.
  *
  * @param connection            Connection to use
  * @param instruction           The instruction to add accounts to
@@ -239,7 +241,6 @@ export function createExecuteInstruction(
  * @param owner                 Owner of the source account
  * @param amount                The amount of tokens to transfer
  * @param commitment            Commitment to use
- * @returns A new instruction with the extra account metas added
  */
 export async function addExtraAccountMetasForExecute(
     connection: Connection,
@@ -295,8 +296,6 @@ export async function addExtraAccountMetasForExecute(
     // Add the transfer hook program ID and the validation state account
     instruction.keys.push({ pubkey: programId, isSigner: false, isWritable: false });
     instruction.keys.push({ pubkey: validateStatePubkey, isSigner: false, isWritable: false });
-
-    return instruction;
 }
 
 /**
@@ -327,7 +326,7 @@ export async function createTransferCheckedWithTransferHookInstruction(
     commitment?: Commitment,
     programId = TOKEN_PROGRAM_ID
 ) {
-    const rawInstruction = createTransferCheckedInstruction(
+    const instruction = createTransferCheckedInstruction(
         source,
         mint,
         destination,
@@ -341,19 +340,21 @@ export async function createTransferCheckedWithTransferHookInstruction(
     const mintInfo = await getMint(connection, mint, commitment, programId);
     const transferHook = getTransferHook(mintInfo);
 
-    return transferHook
-        ? addExtraAccountMetasForExecute(
-              connection,
-              rawInstruction,
-              transferHook.programId,
-              source,
-              mint,
-              destination,
-              owner,
-              amount,
-              commitment
-          )
-        : rawInstruction;
+    if (transferHook) {
+        await addExtraAccountMetasForExecute(
+            connection,
+            instruction,
+            transferHook.programId,
+            source,
+            mint,
+            destination,
+            owner,
+            amount,
+            commitment
+        );
+    }
+
+    return instruction;
 }
 
 /**
@@ -386,7 +387,7 @@ export async function createTransferCheckedWithFeeAndTransferHookInstruction(
     commitment?: Commitment,
     programId = TOKEN_PROGRAM_ID
 ) {
-    const rawInstruction = createTransferCheckedWithFeeInstruction(
+    const instruction = createTransferCheckedWithFeeInstruction(
         source,
         mint,
         destination,
@@ -401,17 +402,19 @@ export async function createTransferCheckedWithFeeAndTransferHookInstruction(
     const mintInfo = await getMint(connection, mint, commitment, programId);
     const transferHook = getTransferHook(mintInfo);
 
-    return transferHook
-        ? addExtraAccountMetasForExecute(
-              connection,
-              rawInstruction,
-              transferHook.programId,
-              source,
-              mint,
-              destination,
-              owner,
-              amount,
-              commitment
-          )
-        : rawInstruction;
+    if (transferHook) {
+        await addExtraAccountMetasForExecute(
+            connection,
+            instruction,
+            transferHook.programId,
+            source,
+            mint,
+            destination,
+            owner,
+            amount,
+            commitment
+        );
+    }
+
+    return instruction;
 }
diff --git a/token/js/test/unit/transferHook.test.ts b/token/js/test/unit/transferHook.test.ts
index ed198ace78d..7dc3dee30a6 100644
--- a/token/js/test/unit/transferHook.test.ts
+++ b/token/js/test/unit/transferHook.test.ts
@@ -272,27 +272,31 @@ describe('transferHook', () => {
                     };
                 }
 
-                // prettier-ignore
                 // Mocked validate state
                 if (publicKey.equals(validateStatePubkey)) {
-                const extraAccountsList: ExtraAccountMetaList =  {
-                    count: extraAccounts.length,
-                    extraAccounts,
+                    const extraAccountsList: ExtraAccountMetaList = {
+                        count: extraAccounts.length,
+                        extraAccounts,
+                    };
+                    const instructionDiscriminator = Buffer.from([
+                        105, 37, 101, 197, 75, 251, 102, 26,
+                    ]).readBigUInt64LE();
+                    const data = Buffer.alloc(8 + 4 + 4 + ExtraAccountMetaLayout.span * extraAccounts.length);
+                    ExtraAccountMetaAccountDataLayout.encode(
+                        {
+                            instructionDiscriminator,
+                            length: 4 + ExtraAccountMetaLayout.span * extraAccounts.length,
+                            extraAccountsList,
+                        },
+                        data
+                    );
+                    return {
+                        data,
+                        owner: transferHookProgramId,
+                        executable: false,
+                        lamports: 0,
+                    };
                 }
-                const instructionDiscriminator = Buffer.from([105, 37, 101, 197, 75, 251, 102, 26]).readBigUInt64LE();
-                const data = Buffer.alloc(8 + 4 + 4 + ExtraAccountMetaLayout.span * extraAccounts.length);
-                ExtraAccountMetaAccountDataLayout.encode({
-                    instructionDiscriminator,
-                    length: 4 + ExtraAccountMetaLayout.span * extraAccounts.length,
-                    extraAccountsList,
-                }, data);
-                return {
-                    data,
-                    owner: transferHookProgramId,
-                    executable: false,
-                    lamports: 0,
-                };
-            }
 
                 return {
                     data: Buffer.from([]),
@@ -393,7 +397,7 @@ describe('transferHook', () => {
                 )
             ).to.be.rejectedWith('Missing required account in instruction');
 
-            const rawInstruction = new TransactionInstruction({
+            const instruction = new TransactionInstruction({
                 keys: [
                     { pubkey: sourcePubkey, isSigner: false, isWritable: true },
                     { pubkey: mintPubkey, isSigner: false, isWritable: false },
@@ -403,9 +407,9 @@ describe('transferHook', () => {
                 programId: transferHookProgramId,
             });
 
-            const hydratedInstruction = await addExtraAccountMetasForExecute(
+            await addExtraAccountMetasForExecute(
                 connection,
-                rawInstruction,
+                instruction,
                 transferHookProgramId,
                 sourcePubkey,
                 mintPubkey,
@@ -429,7 +433,7 @@ describe('transferHook', () => {
                 { pubkey: validateStatePubkey, isSigner: false, isWritable: false },
             ];
 
-            expect(hydratedInstruction.keys).to.eql(checkMetas);
+            expect(instruction.keys).to.eql(checkMetas);
         });
 
         it('can create a transfer instruction with extra metas', async () => {