diff --git a/archival/cpio.c b/archival/cpio.c
index 7f68715..372f9f5 100644
--- a/archival/cpio.c
+++ b/archival/cpio.c
@@ -86,7 +86,7 @@
 		optind++;
 	}
 
-	unarchive(src_stream, stdout, &get_header_cpio, extract_function, "./", extract_names);
+	unarchive(src_stream, stdout, &get_header_cpio, extract_function, "./", extract_names, NULL);
 	if (oldmask) {
 		umask(oldmask); /* Restore umask if we changed it */
 	}