diff --git a/Source/domainset/cdn.conf b/Source/domainset/cdn.conf
index 825a74b3..f792eba9 100644
--- a/Source/domainset/cdn.conf
+++ b/Source/domainset/cdn.conf
@@ -5489,3 +5489,4 @@ cdn.himetrica.com
 event-assets.gsma.com
 .fonts.gsma.com
 fa.gsma.com
+.zkcdn.net