diff --git a/casadocodigo-javascript-master/package.json b/casadocodigo-javascript-master/package.json
index 286eba2..17a651b 100755
--- a/casadocodigo-javascript-master/package.json
+++ b/casadocodigo-javascript-master/package.json
@@ -16,7 +16,7 @@
     "mocha": "2.2.5",
     "mysql": "2.7.0",
     "sleep": "3.0.0",
-    "socket.io": "1.3.6"
+    "socket.io": "2.4.0"
   },
   "devDependencies": {
     "should": "^7.0.2",