diff --git a/install/sql/ispconfig3.sql b/install/sql/ispconfig3.sql
index a7d3d6af2142bc847716f2e5b5d93b9c5f3fc79d..270ad5093283ff58c05b775e9b6bc6886db56c86 100644
--- a/install/sql/ispconfig3.sql
+++ b/install/sql/ispconfig3.sql
@@ -297,12 +297,12 @@ CREATE TABLE `ftp_user` (
   `parent_domain_id` int(11) unsigned NOT NULL default '0',
   `username` varchar(64) default NULL,
   `password` varchar(64) default NULL,
-  `quota_size` int(11) NOT NULL default '-1',
+  `quota_size` bigint(20) NOT NULL default '-1',
   `active` enum('n','y') NOT NULL default 'y',
   `uid` varchar(64) default NULL,
   `gid` varchar(64) default NULL,
   `dir` varchar(255) default NULL,
-  `quota_files` int(11) NOT NULL default '-1',
+  `quota_files` bigint(20) NOT NULL default '-1',
   `ul_ratio` int(11) NOT NULL default '-1',
   `dl_ratio` int(11) NOT NULL default '-1',
   `ul_bandwidth` int(11) NOT NULL default '-1',
@@ -538,7 +538,7 @@ CREATE TABLE `mail_user` (
   `uid` int(11) unsigned NOT NULL default '5000',
   `gid` int(11) unsigned NOT NULL default '5000',
   `maildir` varchar(255) NOT NULL default '',
-  `quota` int(11) NOT NULL default '-1',
+  `quota` bigint(20) NOT NULL default '-1',
   `homedir` varchar(255) NOT NULL,
   `autoresponder` enum('n','y') NOT NULL default 'n',
   `autoresponder_text` mediumtext NULL,
@@ -669,7 +669,7 @@ CREATE TABLE `shell_user` (
   `parent_domain_id` int(11) unsigned NOT NULL default '0',
   `username` varchar(64) default NULL,
   `password` varchar(64) default NULL,
-  `quota_size` int(11) NOT NULL default '-1',
+  `quota_size` bigint(20) NOT NULL default '-1',
   `active` enum('n','y') NOT NULL default 'y',
   `puser` varchar(255) default NULL,
   `pgroup` varchar(255) default NULL,
@@ -1029,8 +1029,8 @@ CREATE TABLE `web_domain` (
   `document_root` varchar(255) default NULL,
   `system_user` varchar(255) default NULL,
   `system_group` varchar(255) default NULL,
-  `hd_quota` int(11) NOT NULL default '0',
-  `traffic_quota` int(11) NOT NULL default '0',
+  `hd_quota` bigint(20) NOT NULL default '0',
+  `traffic_quota` bigint(20) NOT NULL default '0',
   `cgi` enum('n','y') NOT NULL default 'y',
   `ssi` enum('n','y') NOT NULL default 'y',
   `suexec` enum('n','y') NOT NULL default 'y',