diff --git a/pkg/repository/testworkflow/minio_output_repository.go b/pkg/repository/testworkflow/minio_output_repository.go
index 41cc161495..42859c2681 100644
--- a/pkg/repository/testworkflow/minio_output_repository.go
+++ b/pkg/repository/testworkflow/minio_output_repository.go
@@ -50,7 +50,7 @@ func (m *MinioRepository) SaveLog(ctx context.Context, id, workflowName string,
 		return nil
 	}
 	defer buffer.Cleanup()
-	return m.storage.UploadFileToBucket(ctx, m.bucket, bucketFolder, id, reader, int64(buffer.Len()))
+	return m.storage.UploadFileToBucket(ctx, m.bucket, bucketFolder, id, buffer, int64(buffer.Len()))
 }
 
 func (m *MinioRepository) ReadLog(ctx context.Context, id, workflowName string) (io.Reader, error) {