diff --git a/openapi/components/schemas/Tag.yaml b/openapi/components/schemas/Tag.yaml
index d96a4ddd..8022ba78 100644
--- a/openapi/components/schemas/Tag.yaml
+++ b/openapi/components/schemas/Tag.yaml
@@ -3,5 +3,5 @@ title: Tag
 description: |-
   Tags are a way to grant various access, assign restrictions or other kinds of metadata to various to objects such as worlds, users and avatars.
 
-  System tags starting with `system_` are granted automatically by the system, while admin tags with `admin_` are granted manually. More prefixes such as `language_ ` exists as well.
+  System tags starting with `system_` are granted automatically by the system, while admin tags with `admin_` are granted manually. More prefixes such as `language_ ` (to indicate that a player can speak the tagged language), and `author_tag_` (provided by a world author for search and sorting) exist as well.
 minLength: 1