diff --git a/lib/Command/Scan.php b/lib/Command/Scan.php
index 0390e8ad6..0b54493af 100644
--- a/lib/Command/Scan.php
+++ b/lib/Command/Scan.php
@@ -35,7 +35,7 @@ protected function configure() {
 			->addOption(
 				'path',
 				'p',
-				InputArgument::OPTIONAL,
+				InputOption::VALUE_REQUIRED,
 				'limit rescan to this path, eg. --path="/shared/media/Music"'
 			)->addOption(
 				'shallow',