diff --git a/package.json b/package.json
index a2042a8..5c7c359 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tanglelabs/iota-identity-adapter",
-  "version": "0.4.2",
+  "version": "0.4.3",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "type": "module",
diff --git a/src/index.ts b/src/index.ts
index c3b52d2..caadbdc 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -16,7 +16,7 @@ import Module from "node:module";
 const require = Module.createRequire(import.meta.url);
 import { getPublicKeyAsync } from "@noble/ed25519";
 import { IotaJwkStore, IotaKidStore } from "./iota-store";
-import { Client, SecretManager, Utils } from "@iota/sdk-wasm/node";
+import { Client, SecretManager, Utils } from "@iota/sdk-wasm/node/lib/index.js";
 import {
   IotaDID,
   IotaDocument,
diff --git a/src/iota-resolver.ts b/src/iota-resolver.ts
index f0e49b1..d0bbdf2 100644
--- a/src/iota-resolver.ts
+++ b/src/iota-resolver.ts
@@ -1,4 +1,4 @@
-import { Client } from "@iota/sdk-wasm/node";
+import { Client } from "@iota/sdk-wasm/node/lib/index.js";
 import {
   type DIDResolutionOptions,
   type DIDDocument,
diff --git a/src/utils.ts b/src/utils.ts
index 7262064..dccafcc 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,59 +1,39 @@
 // Copyright 2020-2023 IOTA Stiftung
 // SPDX-License-Identifier: Apache-2.0
 
-import {
-    IotaDID,
-    IotaDocument,
-    IotaIdentityClient,
-    JwkMemStore,
-    JwsAlgorithm,
-    KeyIdMemStore,
-    MethodScope,
-    Storage,
-    Credential,
-    JwsSignatureOptions,
-} from "@iota/identity-wasm/node";
-import {
-    AliasOutput,
-    Client,
-    IOutputsResponse,
-    MnemonicSecretManager,
-    SecretManager,
-    SeedSecretManager,
-    Utils,
-} from "@iota/sdk-wasm/node";
+import { Client, IOutputsResponse } from "@iota/sdk-wasm/node/lib/index.js";
 import { InsufficientBalanceError } from "./errors/BalanceErorr";
 
 export async function ensureAddressHasFunds(
-    client: Client,
-    addressBech32: string,
-    amount: string,
-    seed: string
+  client: Client,
+  addressBech32: string,
+  amount: string,
+  seed: string
 ) {
-    let balance = await getAddressBalance(client, addressBech32);
-    if (balance >= BigInt(amount)) {
-        return;
-    }
-    throw new InsufficientBalanceError(addressBech32, parseInt(amount), seed);
+  let balance = await getAddressBalance(client, addressBech32);
+  if (balance >= BigInt(amount)) {
+    return;
+  }
+  throw new InsufficientBalanceError(addressBech32, parseInt(amount), seed);
 }
 
 /** Returns the balance of the given Bech32-encoded address. */
 async function getAddressBalance(
-    client: Client,
-    addressBech32: string
+  client: Client,
+  addressBech32: string
 ): Promise<bigint> {
-    const outputIds: IOutputsResponse = await client.basicOutputIds([
-        { address: addressBech32 },
-        { hasExpiration: false },
-        { hasTimelock: false },
-        { hasStorageDepositReturn: false },
-    ]);
-    const outputs = await client.getOutputs(outputIds.items);
+  const outputIds: IOutputsResponse = await client.basicOutputIds([
+    { address: addressBech32 },
+    { hasExpiration: false },
+    { hasTimelock: false },
+    { hasStorageDepositReturn: false },
+  ]);
+  const outputs = await client.getOutputs(outputIds.items);
 
-    let totalAmount = BigInt(0);
-    for (const output of outputs) {
-        totalAmount += output.output.getAmount();
-    }
+  let totalAmount = BigInt(0);
+  for (const output of outputs) {
+    totalAmount += output.output.getAmount();
+  }
 
-    return totalAmount;
+  return totalAmount;
 }