diff --git a/src/ssn/getPatch.ts b/src/ssn/getPatch.ts
index 1eaf42c..78595ab 100644
--- a/src/ssn/getPatch.ts
+++ b/src/ssn/getPatch.ts
@@ -40,7 +40,7 @@ export default async function getPatch(product: Product, from: number, to: numbe
   fileEntries.filter((file) => file.diffType === SsnDiffType.NewFile).forEach(async (file) => {
     try {
       const fileStream = await getFileFromDisks(diskFilenames, { diskStart: file.diskNumberStart, offset: file.offset, length: file.compressedSize });
-      const fileContents = extractFileStream(file, fileStream);
+      const fileContents = extractFileStream(file, fileStream, true);
       console.debug(file.name, file.compressedSize, await streamToArrayBuffer(fileContents));
       //TODO: need to write to disk
     } catch (error) {
@@ -52,7 +52,7 @@ export default async function getPatch(product: Product, from: number, to: numbe
   fileEntries.filter((file) => file.diffType === SsnDiffType.Changed).forEach(async (file) => {
     try {
       const fileStream = await getFileFromDisks(diskFilenames, { diskStart: file.diskNumberStart, offset: file.offset, length: file.compressedSize });
-      const fileContents = extractFileStream(file, fileStream);
+      const fileContents = extractFileStream(file, fileStream, true);
       console.debug(file.name, file.compressedSize, await streamToArrayBuffer(fileContents));
       //TODO: need to apply diffing, then write to disk
     } catch (error) {
diff --git a/src/ssn/streams/streamToArrayBuffer.ts b/src/ssn/streams/streamToArrayBuffer.ts
index 8589655..ec7d694 100644
--- a/src/ssn/streams/streamToArrayBuffer.ts
+++ b/src/ssn/streams/streamToArrayBuffer.ts
@@ -1,6 +1,6 @@
 import * as stream from 'stream';
 
-export default function streamToArrayBuffer(inputStream: stream.Readable): Promise<ArrayBuffer> {
+export default function streamToArrayBuffer(inputStream: stream.Readable): Promise<Buffer> {
   return new Promise((resolve, reject) => {
     const chunks: Buffer[] = [];
     let totalSize = 0;
@@ -14,7 +14,7 @@ export default function streamToArrayBuffer(inputStream: stream.Readable): Promi
     //Output final string
     inputStream.on('end', () => {
       const outBuffer = Buffer.concat(chunks, totalSize);
-      resolve(outBuffer.buffer as ArrayBuffer);
+      resolve(outBuffer);
     });
 
     //Exit on error