diff --git a/examples/latency/package.json b/examples/latency/package.json
index c9e60ff1f..d64f96a44 100644
--- a/examples/latency/package.json
+++ b/examples/latency/package.json
@@ -4,8 +4,8 @@
   "dependencies": {
     "express": "3.3.5",
     "enchilada": "0.13.0",
-    "engine.io": "1.6.0",
-    "engine.io-client": "1.6.0",
+    "engine.io": "3.1.5",
+    "engine.io-client": "3.1.5",
     "smoothie": "1.19.0"
   }
 }