diff --git a/appengine/websockets/package.json b/appengine/websockets/package.json
index bad556029f..2c604f2867 100644
--- a/appengine/websockets/package.json
+++ b/appengine/websockets/package.json
@@ -17,7 +17,7 @@
   "dependencies": {
     "express": "^4.15.4",
     "pug": "^3.0.0",
-    "socket.io": "^3.0.0",
+    "socket.io": "^4.6.2",
     "supertest": "^6.0.0"
   },
   "devDependencies": {