diff --git a/Source/domainset/cdn.conf b/Source/domainset/cdn.conf
index cb6b2bd5..38addf53 100644
--- a/Source/domainset/cdn.conf
+++ b/Source/domainset/cdn.conf
@@ -686,6 +686,7 @@ interactive-examples.mdn.mozilla.net
 .js.usemessages.com
 .js.hs-banner.com
 .hsappstatic.net
+.hsstatic.net
 .static2cdn.hubspot.com
 .devrum.uptime.com
 .hs-scripts.com