diff --git a/api/v1/swagger/paths/patrons_holds.yaml b/api/v1/swagger/paths/patrons_holds.yaml
index e8e1335a87..7204be98cf 100644
--- a/api/v1/swagger/paths/patrons_holds.yaml
+++ b/api/v1/swagger/paths/patrons_holds.yaml
@@ -24,7 +24,7 @@
           type: string
           enum:
             - cancellation_requested
-          collectionFormat: csv
+        collectionFormat: csv
     produces:
       - application/json
     responses: