From 93b3fd9ffc3fae8fa1b918454b4e01059d3e1506 Mon Sep 17 00:00:00 2001
From: Patrick McCann <patmmccann@gmail.com>
Date: Wed, 5 May 2021 10:45:22 -0400
Subject: [PATCH] Revert "add X-Prebid header to ajax requests fixes #6627
 (#6676)" (#6702)

This reverts commit a887289546bdf830a3ff450a664627471eec9dfc.
---
 src/ajax.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/ajax.js b/src/ajax.js
index d96eb1bb5be..b1e4cbdbdff 100644
--- a/src/ajax.js
+++ b/src/ajax.js
@@ -75,12 +75,11 @@ export function ajaxBuilder(timeout = 3000, {request, done} = {}) {
       if (options.withCredentials) {
         x.withCredentials = true;
       }
-      x.setRequestHeader('x-prebid', 'pbjs/$prebid.version$');
       utils._each(options.customHeaders, (value, header) => {
         x.setRequestHeader(header, value);
       });
       if (options.preflight) {
-        x.setRequestHeader('x-requested-with', 'XMLHttpRequest');
+        x.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
       }
       x.setRequestHeader('Content-Type', options.contentType || 'text/plain');