diff --git a/cli.php b/cli.php
index 72d7ae8..be5139c 100644
--- a/cli.php
+++ b/cli.php
@@ -31,6 +31,7 @@ function cli__users($args) {
 		case 'delete':
 		case 'del':
 			$args = array_slice($args, 1);
+			if (count($args) !== 1) $help();
 			if (!isset($users[$args[0]]))
 				$msg = 'User "'.$args[0].'" does not exist.';
 			else {