diff --git a/Source/domainset/cdn.conf b/Source/domainset/cdn.conf
index 34ddecb9..1b56c64f 100644
--- a/Source/domainset/cdn.conf
+++ b/Source/domainset/cdn.conf
@@ -2638,3 +2638,4 @@ static.oomol.com
 uploads.sitepoint.com
 static.gnome.org
 assets.exercism.org
+.ngfiles.com