diff --git a/windowsupdates.txt b/windowsupdates.txt
index b900c72..72bf2ee 100644
--- a/windowsupdates.txt
+++ b/windowsupdates.txt
@@ -2,3 +2,4 @@ officecdn.microsoft.com
 *.windowsupdate.com
 windowsupdate.com
 *.dl.delivery.mp.microsoft.com
+*.update.microsoft.com