diff --git a/backend/package.json b/backend/package.json
index 1d4219d..886ce3f 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -16,7 +16,7 @@
   "dependencies": {
     "app-module-path": "^2.2.0",
     "bufferutil": "^3.0.0",
-    "mongoose": "^4.9.4",
+    "mongoose": "^5.12.3",
     "python-shell": "^0.4.0",
     "request": "^2.81.0",
     "utf-8-validate": "^3.0.1",