diff --git a/server/migrations/20210716162923-events-indexes.js b/server/migrations/20210716162923-events-indexes.js
new file mode 100644
index 000000000..5a1e68131
--- /dev/null
+++ b/server/migrations/20210716162923-events-indexes.js
@@ -0,0 +1,11 @@
+'use strict';
+
+module.exports = {
+  up: async (queryInterface, Sequelize) => {
+    await queryInterface.addIndex("events", ["documentId"]);
+  },
+
+  down: async (queryInterface, Sequelize) => {
+    await queryInterface.removeIndex("events", ["documentId"]);
+  }
+};