diff --git a/modules/caddy/default.nix b/modules/caddy/default.nix
index 6d83971..7363175 100644
--- a/modules/caddy/default.nix
+++ b/modules/caddy/default.nix
@@ -65,6 +65,9 @@
 
       "danielpatterson.dev" = {
         extraConfig = ''
+          header {
+            proof proven.lol/de4a14
+          }
           root * /srv/site/danielpatterson.dev
           encode zstd gzip
           file_server