diff --git a/package.json b/package.json
index 79e843a..0486076 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
     "url" : "https://github.com/pathikrit/node-thunder-webui.git"
   },
   "dependencies": {
-    "express"            : "2.5.x",
+    "express"            : "4.17.x",
     "node-thunder-driver": "git://github.com/pathikrit/node-thunder-driver.git"
   },
   "license"     : "MIT",