diff --git a/404.html b/404.html
index 8572ea6..389ff29 100644
--- a/404.html
+++ b/404.html
@@ -7,13 +7,13 @@
-
-
+
+
+{"url":"http://hirad.github.io/404.html","@type":"WebPage","headline":"Making the map match the territory","@context":"https://schema.org"}
-
+