diff --git a/package.json b/package.json
index dfb0edb..411f4a3 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "body-parser": "^1.17.1",
     "express": "^4.15.2",
     "jsonwebtoken": "^8.0.1",
-    "mongoose": "^4.9.8",
+    "mongoose": "^5.8.13",
     "morgan": "^1.8.1"
   },
   "devDependencies": {