diff --git a/sequelize/sequelize.d.ts b/sequelize/sequelize.d.ts
index 4cf94ce77d..e7433b826c 100644
--- a/sequelize/sequelize.d.ts
+++ b/sequelize/sequelize.d.ts
@@ -10,6 +10,7 @@
 /// <reference path="../validator/validator.d.ts" />
 
 declare module "sequelize" {
+    import * as _ from "lodash";
 
     namespace sequelize {