diff --git a/contrib/libarchive/tar/write.c b/contrib/libarchive/tar/write.c
index f8987c7948fd..e5307c88d16b 100644
--- a/contrib/libarchive/tar/write.c
+++ b/contrib/libarchive/tar/write.c
@@ -235,6 +235,7 @@ tar_mode_r(struct bsdtar *bsdtar)
 
 	a = archive_read_new();
 	archive_read_support_filter_all(a);
+	archive_read_support_format_empty(a);
 	archive_read_support_format_tar(a);
 	archive_read_support_format_gnutar(a);
 	r = archive_read_open_fd(a, bsdtar->fd, 10240);