diff --git a/install/sql/incremental/upd_dev_collection.sql b/install/sql/incremental/upd_dev_collection.sql
index 55bb0f294afa12d37b539141a6a957e4ad532fdb..42cf712a660001732899ecaac98ee93dc20cfb42 100644
--- a/install/sql/incremental/upd_dev_collection.sql
+++ b/install/sql/incremental/upd_dev_collection.sql
@@ -1,4 +1,8 @@
 ALTER TABLE `mail_user` CHANGE `quota` `quota` BIGINT(20) NOT NULL DEFAULT '0';
 -- 5918 add imap_prefix column to mail_user table
 ALTER TABLE `mail_user` ADD COLUMN `imap_prefix` varchar(255) NULL default NULL AFTER `backup_copies`;
-
+-- #6456 comodoca.com needs to become sectigo.com
+UPDATE `dns_ssl_ca` SET `ca_issue` = 'sectigo.com' WHERE `ca_issue` = 'comodo.com';
+UPDATE `dns_ssl_ca` SET `ca_issue` = 'sectigo.com' WHERE `ca_issue` = 'comodoca.com';
+UPDATE `dns_ssl_ca` SET `ca_name` = 'Sectigo (formerly Comodo CA)' WHERE `ca_issue` = 'sectigo.com';
+-- not updating the dns_rr table to change all CAA records that have comodo.com / comodoca.com - we should not touch users records imo - TP
\ No newline at end of file
diff --git a/install/sql/ispconfig3.sql b/install/sql/ispconfig3.sql
index 985720b845e36a7f81dc78f9b09c50e8bd59e826..bf2bbdffdbc9d636030ca0b3492ebe33e8b00382 100644
--- a/install/sql/ispconfig3.sql
+++ b/install/sql/ispconfig3.sql
@@ -568,7 +568,7 @@ INSERT INTO `dns_ssl_ca` (`id`, `sys_userid`, `sys_groupid`, `sys_perm_user`, `s
 (NULL, 1, 1, 'riud', 'riud', '', 'Y', 'certSIGN', 'certsign.ro', 'Y', '', 0),
 (NULL, 1, 1, 'riud', 'riud', '', 'Y', 'CFCA', 'cfca.com.cn', 'Y', '', 0),
 (NULL, 1, 1, 'riud', 'riud', '', 'Y', 'Chunghwa Telecom', 'cht.com.tw', 'Y', '', 0),
-(NULL, 1, 1, 'riud', 'riud', '', 'Y', 'Sectigo / Comodo CA', 'comodoca.com', 'Y', '', 0),
+(NULL, 1, 1, 'riud', 'riud', '', 'Y', 'Sectigo (formerly Comodo CA)', 'sectigo.com', 'Y', '', 0),
 (NULL, 1, 1, 'riud', 'riud', '', 'Y', 'D-TRUST', 'd-trust.net', 'Y', '', 0),
 (NULL, 1, 1, 'riud', 'riud', '', 'Y', 'DigiCert', 'digicert.com', 'Y', '', 0),
 (NULL, 1, 1, 'riud', 'riud', '', 'Y', 'DocuSign', 'docusign.fr', 'Y', '', 0),