diff --git a/media.yaml b/media.yaml
index ddd3b60..ab6d7b4 100644
--- a/media.yaml
+++ b/media.yaml
@@ -1,10 +1,12 @@
 projects:
-  -
-    identifier: 'obs'
+- identifier: 'obs'
+  version: '5.1'
+  media:
+  - identifier: 'door43'
     version: '{latest}'
-    media:
-      -
-       identifier: 'door43'
-       version: '{latest}'
-       contributor: []
-       url: 'https://door43.org/u/Door43-Catalog/as_obs/'
+    contributor: []
+    url: 'https://door43.org/u/Door43-Catalog/as_obs/'
+  - identifier: 'pdf'
+    version: '5.1'
+    contributor: []
+    url: 'https://cdn.door43.org/as/Door43-Catalog/as_obs/v5.1/pdf/as_obs_v5.1.pdf'