diff --git a/frontend/src/FileCard.jsx b/frontend/src/FileCard.jsx
index d85491a..fb084a3 100644
--- a/frontend/src/FileCard.jsx
+++ b/frontend/src/FileCard.jsx
@@ -42,7 +42,8 @@ export function FileCard({ fileName, fileSize, jobId, initialError }) {
       )}
       {status === 'done' && (
         <a className="download-button" href={downloadUrl(jobId)}>
-          <DownloadSimple size={20} weight="regular" /> {t('job.download')}
+          <DownloadSimple size={20} weight="regular" />
+          {t('job.download')} ({formatBytes(fileSize)})
         </a>
       )}
       {status === 'failed' && <span className="error">{errorMessage}</span>}