diff --git a/cmd/cls.c b/cmd/cls.c
index 4bee8a1..b1e0619 100644
--- a/cmd/cls.c
+++ b/cmd/cls.c
@@ -18,4 +18,4 @@
 	return CMD_RET_SUCCESS;
 }
 
-U_BOOT_CMD(cls,	1, 1, do_video_clear, "clear screen", "");
+U_BOOT_CMD(cls,	1, 0, do_video_clear, "clear screen", "");