diff --git a/package.json b/package.json
index 238a3d7..d58eda0 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
   },
   "dependencies": {
     "commander": "^2.9.0",
-    "socket.io": "^1.4.2",
+    "socket.io": "^4.0.0",
     "socket.io-client": "^1.4.2",
     "ws": "^1.0.1"
   },