diff --git a/api/migrations/20200526035358-add-is-public-and-is-open-to-calendar-events.js b/api/migrations/20200526035358-add-is-public-and-is-open-to-calendar-events.js
new file mode 100644
index 0000000..dbf3a24
--- /dev/null
+++ b/api/migrations/20200526035358-add-is-public-and-is-open-to-calendar-events.js
@@ -0,0 +1,25 @@
+'use strict';
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return Promise.all([
+      queryInterface.addColumn('calendar_events', 'is_open', {
+        allowNull: false,
+        type: Sequelize.BOOLEAN,
+        defaultValue: false,
+      }),
+      queryInterface.addColumn('calendar_events', 'is_public', {
+        allowNull: false,
+        type: Sequelize.BOOLEAN,
+        defaultValue: false,
+      }),
+    ]);
+  },
+
+  down: (queryInterface, Sequelize) => {
+    return Promise.all([
+      queryInterface.removeColumn('calendar_events', 'is_open'),
+      queryInterface.removeColumn('calendar_events', 'is_public'),
+    ]);
+  },
+};
diff --git a/api/migrations/20200526035531-add-slug-to-calendar-events.js b/api/migrations/20200526035531-add-slug-to-calendar-events.js
new file mode 100644
index 0000000..294ef46
--- /dev/null
+++ b/api/migrations/20200526035531-add-slug-to-calendar-events.js
@@ -0,0 +1,18 @@
+'use strict';
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return Promise.all([
+      queryInterface.addColumn('calendar_events', 'slug', {
+        allowNull: true,
+        type: Sequelize.STRING,
+      }),
+    ]);
+  },
+
+  down: (queryInterface, Sequelize) => {
+    return Promise.all([
+      queryInterface.removeColumn('calendar_events', 'slug'),
+    ]);
+  },
+};
diff --git a/api/migrations/20200603194408-add-slug-to-not-null.js b/api/migrations/20200603194408-add-slug-to-not-null.js
new file mode 100644
index 0000000..d66c06f
--- /dev/null
+++ b/api/migrations/20200603194408-add-slug-to-not-null.js
@@ -0,0 +1,39 @@
+'use strict';
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.sequelize
+      .query(
+        `
+                UPDATE calendar_events SET slug = BTRIM(REGEXP_REPLACE(lower(title), '[^a-z0-9\\-_]+', '-', 'gi'), '-')
+                WHERE slug is NULL;
+            `,
+      )
+      .then(() => {
+        return [
+          queryInterface.changeColumn('calendar_events', 'slug', {
+            type: Sequelize.STRING,
+            allowNull: false,
+          }),
+          queryInterface.addIndex('calendar_events', {
+            unique: true,
+            fields: ['slug'],
+          }),
+        ];
+      })
+      .catch((error) => {
+        console.log(error);
+      });
+  },
+
+  down: (queryInterface, Sequelize) => {
+    return queryInterface.sequelize
+      .query(` UPDATE calendar_events SET slug = '';`)
+      .then(() => {
+        queryInterface.changeColumn('calendar_events', 'slug', {
+          type: Sequelize.STRING,
+          allowNull: true,
+        });
+      });
+  },
+};