diff --git a/forumDemo/package.json b/forumDemo/package.json
index 982fedd..f75139c 100644
--- a/forumDemo/package.json
+++ b/forumDemo/package.json
@@ -13,6 +13,6 @@
     "body-parser": "^1.16.0",
     "express": "^4.14.0",
     "lodash": "^4.17.4",
-    "mongoose": "^4.7.9"
+    "mongoose": "^5.7.8"
   }
 }