diff --git a/install/sql/incremental/upd_0064.sql b/install/sql/incremental/upd_0064.sql
new file mode 100644
index 0000000000000000000000000000000000000000..23bdd263c4207cf20e64fdef8f1b22918cf3a721
--- /dev/null
+++ b/install/sql/incremental/upd_0064.sql
@@ -0,0 +1,2 @@
+ALTER TABLE `mail_user` ADD `disablelmtp` ENUM( 'n', 'y' ) NOT NULL DEFAULT 'n' AFTER `disablelda` ;
+ALTER TABLE `mail_user` CHANGE `uid` `uid` INT( 11 ) NOT NULL DEFAULT '5000', CHANGE `gid` `gid` INT( 11 ) NOT NULL DEFAULT '5000' ;
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