diff --git a/source/robots.txt b/source/robots.txt
index a0f54f6..f1e84ef 100644
--- a/source/robots.txt
+++ b/source/robots.txt
@@ -4,3 +4,4 @@ sitemap:
     _exclude: yes
 ---
 User-agent: *
+Sitemap: {{ site.url }}/sitemap.xml