diff --git a/commands/boot.c b/commands/boot.c
index 102ca07..5d81d79 100644
--- a/commands/boot.c
+++ b/commands/boot.c
@@ -141,7 +141,7 @@
 BAREBOX_CMD_START(boot)
 	.cmd	= do_boot,
 	BAREBOX_CMD_DESC("boot from script, device, ...")
-	BAREBOX_CMD_OPTS("[-vdlmt] [BOOTSRC...]")
+	BAREBOX_CMD_OPTS("[-vdlmwt] [BOOTSRC...]")
 	BAREBOX_CMD_GROUP(CMD_GRP_BOOT)
 	BAREBOX_CMD_HELP(cmd_boot_help)
 BAREBOX_CMD_END