diff --git a/package.json b/package.json
index 32db67d..d7855bf 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "compression": "~1.0.1",
     "lodash": "~2.4.1",
     "ejs": "~0.8.4",
-    "mongoose": "~3.8.8",
+    "mongoose": "~5.8.1",
     "jsonwebtoken": "^0.3.0",
     "express-jwt": "^0.1.3",
     "passport": "~0.2.0",