diff --git a/packages/web-util/src/live-reload.ts b/packages/web-util/src/live-reload.ts
index b65d472c1..8e5e7da71 100644
--- a/packages/web-util/src/live-reload.ts
+++ b/packages/web-util/src/live-reload.ts
@@ -2,7 +2,8 @@
 
 function setupLiveReload(): void {
   const protocol = window.location.protocol === "http:" ? "ws:" : "wss:";
-  const ws = new WebSocket(`${protocol}//localhost:8080/ws`);
+  const port = window.location.protocol === "http:" ? "8080" : "8081";
+  const ws = new WebSocket(`${protocol}//localhost:${port}/ws`);
 
   ws.addEventListener("message", (message) => {
     try {