diff --git a/src/sitemap.xml.njk b/src/sitemap.xml.njk
index 96c1b1c..0e71511 100644
--- a/src/sitemap.xml.njk
+++ b/src/sitemap.xml.njk
@@ -4,7 +4,7 @@ eleventyExcludeFromCollections: true
 ---
 <?xml version="1.0" encoding="utf-8"?>
 <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
-{%- for page in collections.all %}{% if page.data.layout != "redirect.njk" and page.data.permalink != "/sitemap.xml" %}
+{%- for page in collections.all %}{% if page.data.layout != "redirect.njk" and page.data.permalink != "/sitemap.xml" and page.url != "/404/" %}
   <url>
     <loc>{{ site.domain }}{{ page.url }}</loc>{% if page.data.lastChanged %}
     <lastmod>{{ page.data.lastChanged | toIsoDate }}</lastmod>{% endif %}