diff --git a/pms/paths/library/content.yaml b/pms/paths/library/content.yaml
index 68fac081..9bbf2469 100644
--- a/pms/paths/library/content.yaml
+++ b/pms/paths/library/content.yaml
@@ -30,9 +30,7 @@ get:
       required: true
       description: the Id of the library to query
       schema:
-        oneOf:
-          - type: string
-          - type: integer
+        type: [string, integer]
     - name: tag
       in: path
       required: true