diff --git a/package.json b/package.json
index 3128bb4..f8552ac 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "express": "^4.14.1",
     "express-session": "^1.15.1",
     "jsonwebtoken": "^7.3.0",
-    "mongoose": "^4.8.5",
+    "mongoose": "^5.9.18",
     "mongoose-title-case": "0.0.4",
     "mongoose-validator": "^1.2.5",
     "morgan": "^1.8.1",