diff --git a/api/v1/swagger/paths/patrons_holds.yaml b/api/v1/swagger/paths/patrons_holds.yaml
index ec075bd75c..17f79c24c8 100644
--- a/api/v1/swagger/paths/patrons_holds.yaml
+++ b/api/v1/swagger/paths/patrons_holds.yaml
@@ -25,7 +25,7 @@
           type: string
           enum:
             - cancellation_requested
-          collectionFormat: csv
+        collectionFormat: csv
     produces:
       - application/json
     responses: