diff --git a/laravel/cli/tasks/bundle/bundler.php b/laravel/cli/tasks/bundle/bundler.php
index db86e448..156fa341 100644
--- a/laravel/cli/tasks/bundle/bundler.php
+++ b/laravel/cli/tasks/bundle/bundler.php
@@ -65,6 +65,8 @@ public function install($bundles)
 	 */
 	public function upgrade($bundles)
 	{
+		if (count($bundles) == 0) $bundles = Bundle::names();
+
 		foreach ($bundles as $name)
 		{
 			if ( ! Bundle::exists($name))