diff --git a/api/v1/swagger/definitions/job.yaml b/api/v1/swagger/definitions/job.yaml
index 966e3a3ef8..7bac1f137f 100644
--- a/api/v1/swagger/definitions/job.yaml
+++ b/api/v1/swagger/definitions/job.yaml
@@ -31,7 +31,9 @@ properties:
     type: string
   data:
     description: job data
-    type: object
+    type:
+      - object
+      - "null"
   context:
     description: job context
     type: object