diff --git a/package.json b/package.json
index 0d8c2da..917be1d 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "main": "app.js",
   "dependencies": {
     "consolidate": "~0.9.1",
-    "express": "~3.2.6",
+    "express": "~4.17.1",
     "mongodb": "~1.3.8",
     "mustache": "~0.7.2"
   },