diff --git a/docs/README.md b/docs/README.md
index d3ce8e6ad6f..91b144c21fd 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -203,5 +203,17 @@ const fetchAllNetworks = () => {
 
 onMounted(() => {
   fetchAllNetworks();
+
+  try {
+    caches.keys().then(cacheNames => {
+      return Promise.all(
+        cacheNames.map(cacheName => {
+          return caches.delete(cacheName);
+        })
+      );
+    });
+  } catch {
+    // pass
+  }
 });
 </script>