diff --git a/README.md b/README.md
index cdafe4b..28cb971 100644
--- a/README.md
+++ b/README.md
@@ -2,12 +2,16 @@
 
 Custom HTML website, served using Nginx.
 
+<!-- metadata -->
+* **Category**: Apps
 * **Status**: ❷💛
-* **Image**: [`nginx`](https://hub.docker.com/_/nginx), ❶💚 upstream
+* **Image**: [`nginx`](https://hub.docker.com/_/nginx), ❶💚, upstream
 * **Healthcheck**: No
 * **Backups**: No
-* **Email**: No
+* **Email**: N/A
 * **Tests**: ❷💛
+* **SSO**: No
+<!-- endmetadata -->
 
 ## Basic usage
 
@@ -23,4 +27,4 @@ abra app YOURAPPDOMAIN cp index.html app:/usr/share/nginx/html
 ```
 
 [`abra`]: https://git.autonomic.zone/autonomic-cooperative/abra
-[`compose-stacks/traefik`]: https://git.autonomic.zone/compose-stacks/traefik
\ No newline at end of file
+[`compose-stacks/traefik`]: https://git.autonomic.zone/compose-stacks/traefik