diff --git a/CSE303-OperatingSystem/HW2/cse303.p2/package.json b/CSE303-OperatingSystem/HW2/cse303.p2/package.json
index 8d08817..0db7006 100644
--- a/CSE303-OperatingSystem/HW2/cse303.p2/package.json
+++ b/CSE303-OperatingSystem/HW2/cse303.p2/package.json
@@ -2,7 +2,7 @@
   "name": "node-authentication",
   "main": "server.js",
   "dependencies" : {
-    "express" : "~4.0.0",           
+    "express" : "~4.17.1",           
     "ejs" : "~0.8.5",               
     "mongoose" : "~3.8.1",          
     "passport" : "~0.1.17",