diff --git a/install/sql/incremental/upd_0042.sql b/install/sql/incremental/upd_0042.sql
new file mode 100644
index 0000000000000000000000000000000000000000..8d1b7b4c26ca7d8c4b1ef354b07ffabfd7be9dcf
--- /dev/null
+++ b/install/sql/incremental/upd_0042.sql
@@ -0,0 +1,4 @@
+
+-- increase column size
+ALTER TABLE `client` CHANGE `template_additional` `template_additional` TEXT NOT NULL DEFAULT '';
+
diff --git a/install/sql/ispconfig3.sql b/install/sql/ispconfig3.sql
index 782705dcd3508702bcc00d671baf755c1a72ee07..67df290f4225e233713607da7e0bb501f2b768ec 100644
--- a/install/sql/ispconfig3.sql
+++ b/install/sql/ispconfig3.sql
@@ -221,7 +221,7 @@ CREATE TABLE `client` (
   `language` char(2) NOT NULL DEFAULT 'en',
   `usertheme` varchar(32) NOT NULL DEFAULT 'default',
   `template_master` int(11) unsigned NOT NULL DEFAULT '0',
-  `template_additional` varchar(255) NOT NULL DEFAULT '',
+  `template_additional` text NOT NULL DEFAULT '',
   `created_at` bigint(20) DEFAULT NULL,
   `id_rsa` varchar(2000) NOT NULL DEFAULT '',
   `ssh_rsa` varchar(600) NOT NULL DEFAULT '',