From cce4dce5cbe75fbf3b8956b99b90fcfd5e78dec4 Mon Sep 17 00:00:00 2001
From: ofir <ofir@cs.huji.ac.il>
Date: Fri, 28 Jan 2022 23:13:54 +0200
Subject: [PATCH] lib: fix prefixed headers order

Keep prefixed headers order same as sent order

Fixes: https://github.com/nodejs/node/issues/38797
---
 lib/internal/http2/util.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/internal/http2/util.js b/lib/internal/http2/util.js
index 78ff2937c3a317..8a995cf003c75b 100644
--- a/lib/internal/http2/util.js
+++ b/lib/internal/http2/util.js
@@ -520,7 +520,7 @@ function mapToHeaders(map,
       err = assertValuePseudoHeader(key);
       if (err !== undefined)
         throw err;
-      ret = `${key}\0${value}\0${flags}${ret}`;
+      ret += `${key}\0${value}\0${flags}`;
       count++;
       continue;
     }