diff --git a/docs/sitemap.xml b/docs/sitemap.xml
new file mode 100644
index 0000000..c5a3857
--- /dev/null
+++ b/docs/sitemap.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<urlset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd"
+xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">	<url>
+		<loc>https://digitalclock.dev.yimian.xyz/index.html</loc>
+		<lastmod>2019-04-07</lastmod>
+		<changefreq>always</changefreq>
+		<priority>0.9</priority>
+	</url>
+  <url>
+		<loc>https://digitalclock.eee.dog/index.html</loc>
+		<lastmod>2019-04-07</lastmod>
+		<changefreq>always</changefreq>
+		<priority>0.9</priority>
+	</url>
+</urlset>