diff --git a/src/lib/exportSave.ts b/src/lib/exportSave.ts
index 2c350a974..ed2fc690d 100644
--- a/src/lib/exportSave.ts
+++ b/src/lib/exportSave.ts
@@ -25,7 +25,7 @@ export async function exportSave(data: ArrayBuffer) {
         }
 
         // Write the file.
-        await writeBinaryFile(filePath, uintArray)
+        await writeBinaryFile(filePath, file.contents)
       } else {
         // Download the file to the user's computer.
         // Now we need to download the files to the user's downloads folder.