From 3987ce84cc28d556c7da06f12f9aa9b25ed6ad23 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Thu, 19 Nov 2015 11:21:14 -0800
Subject: [PATCH] update CHANGELOG

---
 CHANGELOG.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8cd207c1a..9b80ffbef 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -35,6 +35,8 @@ IMPROVEMENTS:
       sources, primarily for corp firewalls. [GH-4738]
   - command/up: provisioners are run on suspend resume [GH-5815]
   - communicators/winrm: Configurable execution time limit [GH-6213]
+  - providers/virtualbox: cache version lookup, which caused significant
+      slowdown on some Windows hosts [GH-6552]
   - provisioners/chef: perform cleanup tasks on the guest instead of the host
   - provisioners/shell: Support interactive mode for elevated PowerShell
       scripts [GH-6185]