diff --git a/authentik/compose b/authentik/compose
index cebd34a..9b9c85c 100644
--- a/authentik/compose
+++ b/authentik/compose
@@ -1,4 +1,5 @@
 ---
+# https://www.reddit.com/r/selfhosted/comments/z93f68/authentik_install_with_portainer_guide/?tl=fr
 services:
   postgresql:
     image: postgres:16.4