diff --git a/events/s3_batch_job.go b/events/s3_batch_job.go
index d7ed142a..c84f45a2 100644
--- a/events/s3_batch_job.go
+++ b/events/s3_batch_job.go
@@ -13,7 +13,7 @@ type S3BatchJobEvent struct {
 // S3BatchJob whichs have the job id
 type S3BatchJob struct {
 	ID            string            `json:"id"`
-	UserArguments map[string]string `json:"userArguments"`
+	UserArguments map[string]string `json:"userArguments,omitempty"`
 }
 
 // S3BatchJobTask represents one task in the s3 batch job and have all task details
@@ -21,8 +21,8 @@ type S3BatchJobTask struct {
 	TaskID      string `json:"taskId"`
 	S3Key       string `json:"s3Key"`
 	S3VersionID string `json:"s3VersionId"`
-	S3Bucket    string `json:"s3Bucket"`
-	S3BucketARN string `json:"s3BucketArn"`
+	S3Bucket    string `json:"s3Bucket,omitempty"`
+	S3BucketARN string `json:"s3BucketArn,omitempty"`
 }
 
 // S3BatchJobResponse is the response of a iven s3 batch job with the results
diff --git a/events/testdata/s3-batch-job-event-request-2.0.json b/events/testdata/s3-batch-job-event-request-2.0.json
index 014c4da6..3e2c3d7a 100644
--- a/events/testdata/s3-batch-job-event-request-2.0.json
+++ b/events/testdata/s3-batch-job-event-request-2.0.json
@@ -12,7 +12,7 @@
     {
       "taskId": "dGFza2lkZ29lc2hlcmUK",
       "s3Key": "prefix/dataset/dataset.20231222.json.gz",
-      "s3VersionId": null,
+      "s3VersionId": "1",
       "s3Bucket": "powertools-dataset"
     }
   ]