From f3aebdcf0f805c5bc3fc38ddaed19ebc8510ec92 Mon Sep 17 00:00:00 2001
From: Loic Nageleisen <loic.nageleisen@gmail.com>
Date: Tue, 19 Sep 2017 14:02:57 +0200
Subject: [PATCH] Normalize header keys to lowercase

---
 lib/nanoserve.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/nanoserve.rb b/lib/nanoserve.rb
index a6b1bd6..0fdf317 100644
--- a/lib/nanoserve.rb
+++ b/lib/nanoserve.rb
@@ -144,7 +144,7 @@ module NanoServe
           raise RequestError, "cannot parse header: '#{str}'"
         end
 
-        @headers[m[:header]] = m[:value]
+        @headers[m[:header].downcase] = m[:value]
       end
     end