diff --git a/Source/domainset/cdn.conf b/Source/domainset/cdn.conf
index 5c3a03274..fa9c7b9ae 100644
--- a/Source/domainset/cdn.conf
+++ b/Source/domainset/cdn.conf
@@ -2383,3 +2383,4 @@ images8.design-editor.com
 images.design-editor.com
 assets.st-note.com
 filestore.fortinet.com
+.daumcdn.net