diff --git a/404.html b/404.html
index d10649b7..4e83c1e5 100644
--- a/404.html
+++ b/404.html
@@ -1,6 +1,9 @@
 ---
 layout: default
+permalink: /404.html
 ---
 
 <br>
-<h1>404 - Page not found</h1>
+<center>
+    <h1>404 - Page not found</h1>
+</center>