diff --git a/lib/database/index.js b/lib/database/index.js
index 21600d5..528b9ba 100644
--- a/lib/database/index.js
+++ b/lib/database/index.js
@@ -2,7 +2,7 @@
 
 class Database {
 
-  constructor(mongoose, uri, options) {
+  constructor(mongoose, uri, options = {}) {
     this._mongoose = mongoose;
     this._uri = uri;
     this._options = options;