diff --git a/lib/Config/Migrator.php b/lib/Config/Migrator.php
index 6489590f3d..dcb79b0642 100644
--- a/lib/Config/Migrator.php
+++ b/lib/Config/Migrator.php
@@ -279,7 +279,7 @@ class Migrator {
       'id int(11) unsigned NOT NULL AUTO_INCREMENT,',
       'newsletter_id int(11) unsigned NOT NULL,',
       'option_field_id int(11) unsigned NOT NULL,',
-      'value varchar(255) NOT NULL DEFAULT "",',
+      'value longtext,',
       'created_at TIMESTAMP NULL,',
       'updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,',
       'PRIMARY KEY  (id),',