diff --git a/drafts/0.0.1-draft-0.1/api-plu.yml b/drafts/0.0.1-draft-0.1/api-plu.yml
index 205c17c..e20cfa9 100644
--- a/drafts/0.0.1-draft-0.1/api-plu.yml
+++ b/drafts/0.0.1-draft-0.1/api-plu.yml
@@ -408,6 +408,7 @@ components:
       required:
         - description
         - id
+        - publisher
         - title
       properties:
         id: