diff --git a/board/sandburst/metrobox/metrobox.c b/board/sandburst/metrobox/metrobox.c
index fc136c8..27d7f74 100644
--- a/board/sandburst/metrobox/metrobox.c
+++ b/board/sandburst/metrobox/metrobox.c
@@ -577,7 +577,7 @@
 }
 
 U_BOOT_CMD(mbsetup, 1, 1, metroboxSetupVars,
-	   "Set environment to factory defaults", NULL);
+	   "Set environment to factory defaults", "");
 
 U_BOOT_CMD(mbrecover, 1, 1, metroboxRecover,
-	   "Set environment to allow for fs recovery", NULL);
+	   "Set environment to allow for fs recovery", "");