diff --git a/webapp/nodejs/package.json b/webapp/nodejs/package.json
index e372fa1..9f8cd1c 100644
--- a/webapp/nodejs/package.json
+++ b/webapp/nodejs/package.json
@@ -9,7 +9,7 @@
     "node": ">=0.8.14"
   },
   "dependencies": {
-    "express": "3.0.0",
+    "express": "4.17.1",
     "jade": "0.27.6",
     "mysql": "0.9.6",
     "async": "0.1.22",