diff --git a/install/sql/incremental/upd_dev_collection.sql b/install/sql/incremental/upd_dev_collection.sql
index 279d3ce2113b13b46acb0970d142822c026ce8e0..55e3b846d78b429cc65bb693fabd7cc837705632 100644
--- a/install/sql/incremental/upd_dev_collection.sql
+++ b/install/sql/incremental/upd_dev_collection.sql
@@ -80,4 +80,6 @@ INSERT IGNORE INTO `dns_ssl_ca` (`id`, `sys_userid`, `sys_groupid`, `sys_perm_us
 
 ALTER TABLE `dns_soa` CHANGE `xfer` `xfer` TEXT NULL;
 ALTER TABLE `dns_soa` CHANGE `also_notify` `also_notify` TEXT NULL;
-ALTER TABLE `dns_slave` CHANGE `xfer` `xfer` TEXT NULL;
\ No newline at end of file
+ALTER TABLE `dns_slave` CHANGE `xfer` `xfer` TEXT NULL;
+ALTER TABLE `firewall` CHANGE `tcp_port` `tcp_port` TEXT CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL;
+ALTER TABLE `firewall` CHANGE `udp_port` `udp_port` TEXT CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL;
\ No newline at end of file
diff --git a/install/sql/ispconfig3.sql b/install/sql/ispconfig3.sql
index 4cfaebb396fc20000c00be90aaa004fee5c8e289..b547a93dfc6f80f62ae662e09d57c323d64e09cd 100644
--- a/install/sql/ispconfig3.sql
+++ b/install/sql/ispconfig3.sql
@@ -682,8 +682,8 @@ CREATE TABLE `firewall` (
   `sys_perm_group` varchar(5) default NULL,
   `sys_perm_other` varchar(5) default NULL,
   `server_id` int(11) unsigned NOT NULL default '0',
-  `tcp_port` varchar(255) default NULL,
-  `udp_port` varchar(255) default NULL,
+  `tcp_port` text,
+  `udp_port` text,
   `active` enum('n','y') NOT NULL default 'y',
   PRIMARY KEY  (`firewall_id`)
 ) ENGINE=MyISAM DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 ;