diff --git a/app/actions/site/config.rb b/app/actions/site/config.rb
index b9826df..e39cdbf 100644
--- a/app/actions/site/config.rb
+++ b/app/actions/site/config.rb
@@ -8,7 +8,7 @@ module Adamantium
         def handle(req, res)
           if req.params[:q] == "config"
             res.status = 200
-            res.content_type = "Application/JSON"
+            res.content_type = "application/json"
             res.body = {
               "media-endpoint" => settings.micropub_media_endpoint,
               # "destination" => [