diff --git a/build.sh b/build.sh
index c904bd57..19ba6ae2 100755
--- a/build.sh
+++ b/build.sh
@@ -13,4 +13,5 @@ cat LANG | while read ligne ; do
     mkdir www/$ligne
     cp -r _build/html/* www/$ligne/
 done
-
+cp sitemap-index.xml www/
+cp robots.txt www/
diff --git a/conf.py b/conf.py
index 9c776d18..77cc1d3d 100644
--- a/conf.py
+++ b/conf.py
@@ -113,7 +113,7 @@
 smartquotes = False
 
 html_baseurl = 'https://docs.cryptpad.fr/' # for the generated site-map
-html_extra_path = ["robots.txt"]
+#html_extra_path = ["robots.txt"]
 
 html_theme_options = {
     'logo_only': False,
diff --git a/robots.txt b/robots.txt
index 28198f97..b45cd805 100644
--- a/robots.txt
+++ b/robots.txt
@@ -1,4 +1,4 @@
 User-agent: *
 Allow: /
 
-Sitemap: https://docs.cryptpad.fr/en/sitemap.xml
\ No newline at end of file
+Sitemap: https://docs.cryptpad.fr/sitemap-index.xml
diff --git a/sitemap-index.xml b/sitemap-index.xml
new file mode 100644
index 00000000..bbc3789c
--- /dev/null
+++ b/sitemap-index.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+  <sitemap>
+    <loc>https://docs.cryptpad.org/en/sitemap.xml</loc>
+  </sitemap>
+  <sitemap>
+    <loc>https://docs.cryptpad.org/fr/sitemap.xml</loc>
+  </sitemap>
+  <sitemap>
+    <loc>https://docs.cryptpad.org/de/sitemap.xml</loc>
+  </sitemap>
+</sitemapindex>