diff --git a/app/robots.js b/app/robots.js
new file mode 100644
index 0000000..c7a7c16
--- /dev/null
+++ b/app/robots.js
@@ -0,0 +1,9 @@
+export default function robots() {
+  return {
+    rules: {
+      userAgent: '*',
+      allow: '/',
+    },
+    sitemap: 'https://oki.re/sitemap.xml',
+  }
+}