diff --git a/backend.yml b/backend.yml
index 8ed3a9e..3ee26e2 100644
--- a/backend.yml
+++ b/backend.yml
@@ -512,12 +512,10 @@ components:
       - y
       type: object
       properties:
-        type:
-          type: string
-          enum:
-            - ingest
-            - encoder
-            - restream
+        resource_type:
+          type: integer
+          minimum: 1
+          maximum: 3
         url:
           type: string
           format: url