diff --git a/packages/react-devtools-core/src/standalone.js b/packages/react-devtools-core/src/standalone.js
index 541efa0d37e96..22aea529dd8e3 100644
--- a/packages/react-devtools-core/src/standalone.js
+++ b/packages/react-devtools-core/src/standalone.js
@@ -329,7 +329,7 @@ function startServer(
   const httpServer = useHttps
     ? require('https').createServer(httpsOptions)
     : require('http').createServer();
-  const server = new Server({server: httpServer});
+  const server = new Server({server: httpServer, maxPayload: 1e9});
   let connected: WebSocket | null = null;
   server.on('connection', (socket: WebSocket) => {
     if (connected !== null) {