diff --git a/src/ssn/streams/decryptStream.ts b/src/ssn/streams/decryptStream.ts
index 3343e10..1c31c5b 100644
--- a/src/ssn/streams/decryptStream.ts
+++ b/src/ssn/streams/decryptStream.ts
@@ -1,8 +1,8 @@
 import * as stream from 'stream';
 import getDecryptor from '../decryption/decryptChunk';
 
-export default function decryptStream(inputStream: stream.Readable, [key0, key1, key2]: [number, number, number]): stream.Readable {
-  const decryptor = getDecryptor([key0, key1, key2]);
+export default function decryptStream(inputStream: stream.Readable, decryptionKeys: [number, number, number]): stream.Readable {
+  const decryptor = getDecryptor(decryptionKeys);
 
   const outStream = new stream.Readable({
     read(size) {