diff --git a/contrib/templates/default/404.mustache b/contrib/templates/default/404.mustache
new file mode 100644
index 0000000..c4cd3bb
--- /dev/null
+++ b/contrib/templates/default/404.mustache
@@ -0,0 +1,23 @@
+{{!
+  404.mustache -- 404 page
+  template parameters:
+  - prefix (the site prefix)
+}}
+
+<html>
+  <head>
+    <title> 404 </title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="{{prefix}}static/site.css" />
+    <link id="current_theme" rel="stylesheet" href="{{prefix}}static/user.css" />
+    <script type="text/javascript" src="{{prefix}}static/nntpchan.js"></script>
+  </head>
+  <body>
+    <div class="not_found">
+      <img src="{{prefix}}static/404.jpg"></img>
+      <div class="not_found_message">
+        {{#i18n.Translations}}{{resource_not_found}}{{/i18n.Translations}}
+      </div>
+    </div>
+  </body>
+</html>
