diff --git a/code/eleventy.config.js b/code/eleventy.config.js
index 8b6d6a1..c64b2dc 100644
--- a/code/eleventy.config.js
+++ b/code/eleventy.config.js
@@ -1,5 +1,5 @@
 module.exports = function (eleventyConfig) {
-  eleventyConfig.addGlobalData("site", { url: "https://www.moonweb.org" });
+  eleventyConfig.addGlobalData("site", { url: "https://www.moonweb.org", pathPrefix: "/code" });
   eleventyConfig.addFilter("date", (d) => d.toISOString());
   eleventyConfig.addPassthroughCopy({ "shared/theme-code.css": "theme.css" });
   eleventyConfig.addPassthroughCopy({ "shared/base.css": "shared-base.css" });
diff --git a/infra/eleventy.config.js b/infra/eleventy.config.js
index 56d2baa..c46e7ac 100644
--- a/infra/eleventy.config.js
+++ b/infra/eleventy.config.js
@@ -1,5 +1,5 @@
 module.exports = function (eleventyConfig) {
-  eleventyConfig.addGlobalData("site", { url: "https://www.moonweb.org" });
+  eleventyConfig.addGlobalData("site", { url: "https://www.moonweb.org", pathPrefix: "/infra" });
   eleventyConfig.addFilter("date", (d) => d.toISOString());
   eleventyConfig.addPassthroughCopy({ "shared/theme-infra.css": "theme.css" });
   eleventyConfig.addPassthroughCopy({ "shared/base.css": "shared-base.css" });
diff --git a/retro/eleventy.config.js b/retro/eleventy.config.js
index 0812a61..434386e 100644
--- a/retro/eleventy.config.js
+++ b/retro/eleventy.config.js
@@ -1,5 +1,5 @@
 module.exports = function (eleventyConfig) {
-  eleventyConfig.addGlobalData("site", { url: "https://www.moonweb.org" });
+  eleventyConfig.addGlobalData("site", { url: "https://www.moonweb.org", pathPrefix: "/retro" });
   eleventyConfig.addFilter("date", (d) => d.toISOString());
   eleventyConfig.addPassthroughCopy({ "shared/theme-retro.css": "theme.css" });
   eleventyConfig.addPassthroughCopy({ "shared/base.css": "shared-base.css" });
diff --git a/shared/_includes/sitemap.njk b/shared/_includes/sitemap.njk
index 470507f..1660dae 100644
--- a/shared/_includes/sitemap.njk
+++ b/shared/_includes/sitemap.njk
@@ -3,7 +3,7 @@
 {%- for page in collections.all %}
   {%- if not page.url.includes("404") %}
   <url>
-    <loc>{{ site.url }}{{ page.url }}</loc>
+    <loc>{{ site.url }}{{ site.pathPrefix | default("") }}{{ page.url }}</loc>
     <lastmod>{{ page.date | date }}</lastmod>
     <changefreq>{% if page.url == "/" %}weekly{% else %}monthly{% endif %}</changefreq>
     <priority>{% if page.url == "/" %}1.0{% elif parent %}0.8{% else %}0.7{% endif %}</priority>
diff --git a/smarthome/eleventy.config.js b/smarthome/eleventy.config.js
index a08e52c..25c7c58 100644
--- a/smarthome/eleventy.config.js
+++ b/smarthome/eleventy.config.js
@@ -1,5 +1,5 @@
 module.exports = function (eleventyConfig) {
-  eleventyConfig.addGlobalData("site", { url: "https://www.moonweb.org" });
+  eleventyConfig.addGlobalData("site", { url: "https://www.moonweb.org", pathPrefix: "/smarthome" });
   eleventyConfig.addFilter("date", (d) => d.toISOString());
   eleventyConfig.addPassthroughCopy({ "shared/theme-smarthome.css": "theme.css" });
   eleventyConfig.addPassthroughCopy({ "shared/base.css": "shared-base.css" });