From 46a42eb9c2b00fe7c8befc76a3680f99dde1e78e Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Fri, 7 Feb 2014 10:51:57 -0800
Subject: [PATCH] core: when loading box metadata, specify JSON header

---
 lib/vagrant/box.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/vagrant/box.rb b/lib/vagrant/box.rb
index 1e1c26dba..1da870a39 100644
--- a/lib/vagrant/box.rb
+++ b/lib/vagrant/box.rb
@@ -100,7 +100,8 @@ module Vagrant
         url = "file:#{url}"
       end
 
-      Util::Downloader.new(url, tf.path).download!
+      opts = { headers: ["Accept: application/json"] }
+      Util::Downloader.new(url, tf.path, **opts).download!
       BoxMetadata.new(File.open(tf.path, "r"))
     end