diff --git a/packages/playground/ssr/src/main.js b/packages/playground/ssr/src/main.js
index 0b8a7832a46c55bf3ab3693fe9188993deffb873..3d721b4ee41b993ea94022142dc8424993a0be17 100644
--- a/packages/playground/ssr/src/main.js
+++ b/packages/playground/ssr/src/main.js
@@ -9,7 +9,7 @@ export function createApp() {
 
   app.config.warnHandler = function (msg) {
     const ssrLogElem = document.getElementById('ssr-log')
-    ssrLogElem && (ssrLogElem.innerHTML = ssrLogElem.innerHTML + '\n' + msg)
+    ssrLogElem && (ssrLogElem.innerHTML = ssrLogElem.innerHTML + '<br>' + msg)
   }
   return {
     app,