diff --git a/docs/schema.mysql b/docs/schema.mysql
index 414be54..3ac1df3 100644
--- a/docs/schema.mysql
+++ b/docs/schema.mysql
@@ -38,6 +38,7 @@ CREATE TABLE `invitations` (
   `token` varchar(160) NOT NULL,
   `from` varchar(60) NOT NULL,
   `response` varchar(20) DEFAULT NULL,
+  `message` text DEFAULT NULL,
   `processed` tinyint(1) DEFAULT '0',
   PRIMARY KEY (`id`,`email`,`from`)
 );
diff --git a/docs/upgrade.mysql b/docs/upgrade.mysql
index bb46dd4..8a8aca7 100644
--- a/docs/upgrade.mysql
+++ b/docs/upgrade.mysql
@@ -13,6 +13,7 @@ CREATE TABLE IF NOT EXISTS `invitations` (
   `token` varchar(160) NOT NULL,
   `from` varchar(60) NOT NULL,
   `response` varchar(20) DEFAULT NULL,
+  `message` text DEFAULT NULL,
   `processed` tinyint(1) DEFAULT '0',
   PRIMARY KEY (`id`,`email`,`from`)
 );