diff --git a/package.json b/package.json
index e7e1a02..2cd2c85 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "version": "0.0.1",
   "private": true,
   "dependencies": {
-    "express": "3.x",
+    "express": "*",
     "jquery": "*",
     "xml2js": "*"
   }