diff --git a/devices/surface-hub/change-history-surface-hub.md b/devices/surface-hub/change-history-surface-hub.md
index f5c9a18f1a..7a75e9bddd 100644
--- a/devices/surface-hub/change-history-surface-hub.md
+++ b/devices/surface-hub/change-history-surface-hub.md
@@ -21,6 +21,7 @@ This topic lists new and updated topics in the [Surface Hub Admin Guide]( surfac
 | New or changed topic | Description |
 | --- | --- |
 | [Windows updates](manage-windows-updates-for-surface-hub.md) | Changed deferral recommendations for Windows Updates |
+| [Set up and use Whiteboard to Whiteboard collaboration](whiteboard-collaboration.md) | Added Whiteboard URLs to prerequisites |
 
 ## June 2017
 
diff --git a/devices/surface-hub/whiteboard-collaboration.md b/devices/surface-hub/whiteboard-collaboration.md
index 9f8deab97e..9c2be02127 100644
--- a/devices/surface-hub/whiteboard-collaboration.md
+++ b/devices/surface-hub/whiteboard-collaboration.md
@@ -7,7 +7,7 @@ ms.sitesec: library
 ms.pagetype: surfacehub
 author: jdeckerms
 ms.author: jdecker
-ms.date: 06/19/2017
+ms.date: 07/13/2017
 localizationpriority: medium
 ---
 
@@ -28,6 +28,7 @@ To get Whiteboard to Whiteboard collaboration up and running, you’ll need to m
 - Currently not utilizing Office 365 Germany or Office 365 	operated by 21Vianet
 - Surface Hub needs to be updated to Windows 10, version 1607 or newer
 - Port 443 needs to be open since Whiteboard makes standard https requests
+- Whiteboard.ms, wbd.ms, \*.onenote.com, and your company's SharePoint tenant domain URLs need to be whitelisted for proxies
 
  
 >[!NOTE]