diff --git a/index.js b/index.js
index b314a0e..6bf5223 100644
--- a/index.js
+++ b/index.js
@@ -89,9 +89,13 @@ export default function app (selector, routes = ['*']) {
       .then(res => res.text())
       .then(res => {
         const doc = new window.DOMParser().parseFromString(res, 'text/html')
+
+        const newRoot = doc.querySelector(selector)
+        if (! newRoot) return window.location.href = href
+
         const c = [
           doc,
-          doc.querySelector(selector).innerHTML
+          newRoot.innerHTML
         ]
         cache.set(href, c)
         cb && cb(c[0], c[1], route)