diff --git a/internal/download/download.go b/internal/download/download.go
index 27d3732731..94517166f5 100644
--- a/internal/download/download.go
+++ b/internal/download/download.go
@@ -212,6 +212,7 @@ func (db *ChecksumDB) DownloadFile(url, dstPath string) error {
 		dst = newDownloadWriter(fd, resp.ContentLength)
 	}
 	if _, err = io.Copy(dst, resp.Body); err != nil {
+		dst.Close()
 		os.Remove(tmpfile)
 		return err
 	}