diff --git a/examples/ssr.js b/examples/ssr.js
index 8655c58..3b158b6 100644
--- a/examples/ssr.js
+++ b/examples/ssr.js
@@ -32,7 +32,8 @@ const vm = new Vue({
   }
 })
 
-const html = renderer.renderToString(vm, function (err, html) {
+renderer.renderToString(vm, function (err, html) {
+  if (err) throw err
   console.log('Title', vm.$meta().inject().title.text())
   console.log('HTML', vm.$meta().inject().htmlAttrs.text())
   console.log('Meta', vm.$meta().inject().meta.text())