From a614f4eb79bed691b513fc2bd6cb30217a0b726a Mon Sep 17 00:00:00 2001
From: Louis Ryan <louiscryan@users.noreply.github.com>
Date: Tue, 15 Dec 2015 10:37:56 -0800
Subject: [PATCH] Update PROTOCOL-HTTP2.md

---
 doc/PROTOCOL-HTTP2.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/PROTOCOL-HTTP2.md b/doc/PROTOCOL-HTTP2.md
index 7a26724c85..357ea72571 100644
--- a/doc/PROTOCOL-HTTP2.md
+++ b/doc/PROTOCOL-HTTP2.md
@@ -45,7 +45,7 @@ Request-Headers are delivered as HTTP2 headers in HEADERS + CONTINUATION frames.
 * **Custom-Metadata** → Binary-Header / ASCII-Header
 * **Binary-Header** → {Header-Name "-bin" } {_base64 encoded value_}
 * **ASCII-Header** → Header-Name ASCII-Value
-* **Header-Name** → 1\*( %x30-39 / %x61-7A / "\_" / "-") ; 0-9 a-z \_ -
+* **Header-Name** → 1\*( %x30-39 / %x61-7A / "\_" / "-" / ".") ; 0-9 a-z \_ - .
 * **ASCII-Value** → 1\*( %x20-%x7E ) ; space and printable ASCII
 
 
-- 
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