diff --git a/domains.txt b/domains.txt
index e85ffcd..a76bb04 100644
--- a/domains.txt
+++ b/domains.txt
@@ -54,3 +54,4 @@ go.microsoft.com
 cxcs.microsoft.net
 www.bing.com
 fe2cr.update.microsoft.com
+download.windowsupdate.com