diff --git a/package.json b/package.json
index 85494e8205..83be45e5ad 100644
--- a/package.json
+++ b/package.json
@@ -13,8 +13,8 @@
     "http-proxy": "^1.11.2",
     "optimist": "~0.6.0",
     "serve-index": "^1.7.2",
-    "socket.io": "^1.3.6",
-    "socket.io-client": "^1.3.6",
+    "socket.io": "^2.1.0",
+    "socket.io-client": "^2.1.0",
     "stream-cache": "~0.0.1",
     "strip-ansi": "^3.0.0",
     "supports-color": "^3.1.1",