diff --git a/slackin/package.json b/slackin/package.json
index a3d23e8..05272d3 100644
--- a/slackin/package.json
+++ b/slackin/package.json
@@ -16,7 +16,7 @@
     "gulp-rimraf": "0.2.0",
     "hostenv": "1.0.1",
     "opentype.js": "0.4.4",
-    "socket.io": "1.4.4",
+    "socket.io": "2.5.0",
     "superagent": "0.21.0",
     "vd": "0.1.0"
   },