diff --git a/package.json b/package.json
index 9b4fd32..459d24b 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "eslint-plugin-promise": "^3.4.0",
     "eslint-plugin-standard": "^2.0.1",
     "express": "^4.13.4",
-    "mongoose": "^4.7.8",
+    "mongoose": "^5.7.7",
     "nyc": "^11.0.1",
     "rimraf": "^2.5.4",
     "supertest": "^3.0.0",