diff --git a/package.json b/package.json
index e333d40..50700bc 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "koa-static": "5.0.0",
     "lodash": "4.17.11",
     "signale": "1.4.0",
-    "socket.io": "2.2.0"
+    "socket.io": "4.1.3"
   },
   "devDependencies": {
     "@babel/cli": "7.5.5",