diff --git a/SpywareFilter/sections/tracking_servers_firstparty.txt b/SpywareFilter/sections/tracking_servers_firstparty.txt
index b70c5abe4d2..861629d1b8f 100644
--- a/SpywareFilter/sections/tracking_servers_firstparty.txt
+++ b/SpywareFilter/sections/tracking_servers_firstparty.txt
@@ -25,6 +25,7 @@
 ! Blocking piwik analytics subdomain(for DNS filtering)
 |piwik.
 !
+||uac.heraldcorp.com^
 ||applytics.my1337jog.run^
 ||data-track*.yingxiong.com^
 ||applytics.os4work.com^