diff --git a/Source/domainset/cdn.conf b/Source/domainset/cdn.conf
index f2294b53..98810e0c 100644
--- a/Source/domainset/cdn.conf
+++ b/Source/domainset/cdn.conf
@@ -559,6 +559,8 @@ cdn-dynmedia-1.microsoft.com
 answers-afd.microsoft.com
 filestore.community.support.microsoft.com
 .msftauthimages.net
+# uses Azure Blob Storage
+uhf.microsoft.com
 # Appcenter
 mobilecenter.azureedge.net
 # Microsoft Cookie Conscent