diff --git a/package.json b/package.json
index 04b4d7c..1960428 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "moment": "^2.18.1",
     "random-string": "^0.2.0",
     "request": "^2.81.0",
-    "sequelize": "^3.30.4",
+    "sequelize": "^4.0.0",
     "sqlite3": "^3.1.8",
     "winston": "^2.3.1"
   },