diff --git a/samples/dynamic-html/package.json b/samples/dynamic-html/package.json
index 890b29a0555..15ad25e6235 100644
--- a/samples/dynamic-html/package.json
+++ b/samples/dynamic-html/package.json
@@ -6,7 +6,7 @@
     "node": ">= 0.8.x"
   },
   "dependencies": {
-    "express": "3.x"
+    "express": "4.x"
   },
   "license": "Unlicense"
 }