diff --git a/models/reminder.js b/models/reminder.js
index 038ac1d..9a617de 100644
--- a/models/reminder.js
+++ b/models/reminder.js
@@ -17,6 +17,10 @@ module.exports = (sequelize, DataTypes) => {
         dueAt: {
             type: DataTypes.DATE,
             allowNull: false
+        },
+        sent: {
+            type: DataTypes.BOOLEAN,
+            allowNull: false
         }
     }, {
         tableName: "reminders",