From 97069ed628b1f50dd4904c8df8e53b2ecbb2b744 Mon Sep 17 00:00:00 2001
From: Artem Karpenko <gooyozh@gmail.com>
Date: Sun, 16 Jan 2022 14:57:46 +0200
Subject: [PATCH] Including existing "extra" header when building central file
 header

---
 lib/archivers/zip/zip-archive-output-stream.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/archivers/zip/zip-archive-output-stream.js b/lib/archivers/zip/zip-archive-output-stream.js
index 0b17dd49..35e4a68f 100644
--- a/lib/archivers/zip/zip-archive-output-stream.js
+++ b/lib/archivers/zip/zip-archive-output-stream.js
@@ -282,7 +282,7 @@ ZipArchiveOutputStream.prototype._writeCentralFileHeader = function(ae) {
       zipUtil.getEightBytes(offsets.file)
     ], 28);
 
-    ae.setExtra(extraBuf);
+    ae.setExtra(Buffer.concat([ae.getExtra(), extraBuf]));
   }
 
   // signature