diff --git a/.gitignore b/.gitignore
index 53f0017f..691e5945 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ node_modules/
 tsconfig.tsbuildinfo
 package-lock.json
 .vscode/settings.json
+.vscode/mcp.json
diff --git a/bun.lockb b/bun.lockb
index 67cfab12..e4b2e438 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/packages/example/ios/Podfile.lock b/packages/example/ios/Podfile.lock
index ae0c011c..bd457a2c 100644
--- a/packages/example/ios/Podfile.lock
+++ b/packages/example/ios/Podfile.lock
@@ -652,6 +652,6 @@ SPEC CHECKSUMS:
   SocketRocket: f32cd54efbe0f095c4d7594881e52619cfe80b17
   Yoga: 4c3aa327e4a6a23eeacd71f61c81df1bcdf677d5
 
-PODFILE CHECKSUM: 30bd43484b3dbde5a95cbc2b8bc0e28edb1e7bb6
+PODFILE CHECKSUM: 47469ccd5c1c311cbf9db829bd8c082c7fc29cca
 
 COCOAPODS: 1.15.2
diff --git a/packages/example/src/testing/tests/webcryptoTests/import_export.ts b/packages/example/src/testing/tests/webcryptoTests/import_export.ts
index 3e8f9d55..e0f1f64e 100644
--- a/packages/example/src/testing/tests/webcryptoTests/import_export.ts
+++ b/packages/example/src/testing/tests/webcryptoTests/import_export.ts
@@ -1,17 +1,11 @@
-import { assert, expect } from 'chai';
 import { Buffer } from '@craftzdog/react-native-buffer';
+import { assert, expect } from 'chai';
 import {
   fromByteArray,
   toByteArray,
   trimBase64Padding,
 } from 'react-native-quick-base64';
 import crypto from 'react-native-quick-crypto';
-import { describe, it } from '../../MochaRNAdapter';
-import {
-  ab2str,
-  binaryLikeToArrayBuffer,
-} from '../../../../../react-native-quick-crypto/src/Utils';
-import { assertThrowsAsync } from '../util';
 import type {
   CryptoKey,
   CryptoKeyPair,
@@ -23,8 +17,14 @@ import type {
   SubtleAlgorithm,
 } from '../../../../../react-native-quick-crypto/src/keys';
 import type { RandomTypedArrays } from '../../../../../react-native-quick-crypto/src/random';
-import pubTestKeyEc256 from '../../fixtures/keys/ec_p256_public';
+import {
+  ab2str,
+  binaryLikeToArrayBuffer,
+} from '../../../../../react-native-quick-crypto/src/Utils';
 import privTestKeyEc256 from '../../fixtures/keys/ec_p256_private';
+import pubTestKeyEc256 from '../../fixtures/keys/ec_p256_public';
+import { describe, it } from '../../MochaRNAdapter';
+import { assertThrowsAsync } from '../util';
 
 const { subtle, createPublicKey, createPrivateKey } = crypto;
 
@@ -132,6 +132,20 @@ describe('subtle - importKey / exportKey', () => {
     );
   });
 
+  it(' importKey - raw - pbkdf2 - empty byte source #735', async () => {
+    const key = await crypto.subtle.importKey(
+      'raw',
+      new Uint8Array(),
+      {
+        name: 'PBKDF2',
+        hash: 'SHA-256',
+      },
+      false,
+      ['deriveBits', 'deriveKey'],
+    );
+    expect(key).to.not.equal(null);
+  });
+
   // Import/Export AES Secret Key
   {
     it('AES import raw / export raw', async () => {
diff --git a/packages/react-native-quick-crypto/cpp/MGLKeys.cpp b/packages/react-native-quick-crypto/cpp/MGLKeys.cpp
index bd7e7de4..0cead675 100644
--- a/packages/react-native-quick-crypto/cpp/MGLKeys.cpp
+++ b/packages/react-native-quick-crypto/cpp/MGLKeys.cpp
@@ -806,7 +806,6 @@ KeyObjectData::KeyObjectData(KeyType type,
 
 std::shared_ptr<KeyObjectData> KeyObjectData::CreateSecret(ByteSource key)
 {
-  CHECK(key);
   return std::shared_ptr<KeyObjectData>(new KeyObjectData(std::move(key)));
 }