diff --git a/install/sql/ispconfig3.sql b/install/sql/ispconfig3.sql
index f3e45a5b0ab048411cff69547409c45555ef3d44..a46c4e75c020d65810da0120d01fb1466fa79b93 100644
--- a/install/sql/ispconfig3.sql
+++ b/install/sql/ispconfig3.sql
@@ -1194,8 +1194,8 @@ 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) unsigned NOT NULL default '0',
-  `traffic_quota` int(11) unsigned NOT NULL default '0',
+  `hd_quota` int(11) NOT NULL default '0',
+  `traffic_quota` int(11) 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',