diff --git a/package.json b/package.json
index 13ac41a..da6ae0a 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "eslint-plugin-node": "^4.2.2",
     "istanbul": "^0.4.5",
     "mocha": "^3.4.2",
-    "socket.io": "^1.4.8",
+    "socket.io": "^3.0.2",
     "socket.io-client": "^1.4.8",
     "webpack-stream": "^3.2.0"
   },