diff --git a/package.json b/package.json
index e95c167..6bc67b6 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "koa-router": "^7.2.0",
     "koa-static": "^3.0.0",
     "lodash": "^4.17.11",
-    "mongodb": "^2.2.27",
+    "mongodb": "^3.6.1",
     "numeral": "^2.0.6",
     "parse-link-header": "^1.0.0",
     "request": "^2.81.0",