From 2275a3c8c9f1fe328a70070076768fd30d1ccae8 Mon Sep 17 00:00:00 2001
From: Steffen Persch <s.persch@unlooped.com>
Date: Fri, 21 Feb 2020 22:37:30 +0100
Subject: [PATCH] [BUG] make sure header keys are always lowercase

---
 lib/CurlResponse.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/CurlResponse.php b/lib/CurlResponse.php
index cc05405..02a9eec 100644
--- a/lib/CurlResponse.php
+++ b/lib/CurlResponse.php
@@ -27,7 +27,8 @@ private function parse($response)
             foreach (\explode("\r\n", $headers) as $header) {
                 $pair = \explode(': ', $header, 2);
                 if (isset($pair[1])) {
-                    $this->headers[$pair[0]] = $pair[1];
+                    $headerKey = strtolower($pair[0]);
+                    $this->headers[$headerKey] = $pair[1];
                 }
             }
         } else {