diff --git a/package.json b/package.json
index 6a7ea9f..01c0732 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "koa-send": "^3.2.0",
     "methods": "^1.1.2",
     "minimatch": "^3.0.3",
-    "mongoose": "^4.6.3",
+    "mongoose": "^5.4.10",
     "path-to-regexp": "^1.6.0",
     "raven": "^0.12.1",
     "request": "^2.75.0",