diff --git a/Source/domainset/cdn.conf b/Source/domainset/cdn.conf
index b682a35e..c3475cd2 100644
--- a/Source/domainset/cdn.conf
+++ b/Source/domainset/cdn.conf
@@ -5012,3 +5012,4 @@ media.nngroup.com
 .gauthstatic.com
 cdn.thenewstack.io
 cdn.insightmediagroup.io
+assets.cello.so