--- pdns-4.6.3/pdns/common_startup.cc.orig	2022-09-15 18:52:27.996992995 +0300

+++ pdns-4.6.3/pdns/common_startup.cc	2022-09-15 18:52:52.171152715 +0300

@@ -234,7 +234,7 @@

   ::arg().set("default-publish-cds","Default value for PUBLISH-CDS")="";

   ::arg().set("include-dir","Include *.conf files from this directory");

-  ::arg().set("security-poll-suffix", "Zone name from which to query security update notifications") = "secpoll.powerdns.com.";

+  ::arg().set("security-poll-suffix", "Zone name from which to query security update notifications") = "";

   ::arg().setSwitch("expand-alias", "Expand ALIAS records")="no";

   ::arg().setSwitch("outgoing-axfr-expand-alias", "Expand ALIAS records during outgoing AXFR")="no";