diff --git a/404.html b/404.html
deleted file mode 100644
index 9703ba819b7..00000000000
--- a/404.html
+++ /dev/null
@@ -1,10 +0,0 @@
----
-layout: default
-title: "404: Page not found"
-permalink: 404.html
----
-
-<div class="page">
-  <h1 class="page-title">404: Page not found</h1>
-  <p class="lead">Sorry, we've misplaced that URL or it's pointing to something that doesn't exist. <a href="{{ site.baseurl }}">Head back home</a> to try finding it again.</p>
-</div>
diff --git a/404.md b/404.md
new file mode 100644
index 00000000000..d27f5915b48
--- /dev/null
+++ b/404.md
@@ -0,0 +1,8 @@
+---
+layout: default
+title: "404: Page not found"
+permalink: 404.html
+---
+
+# 404: Page not found
+Sorry, we've misplaced that URL or it's pointing to something that doesn't exist. [Head back home]({{ site.url }}) to try finding it again.
\ No newline at end of file