A problem with 'register_post_type'

I’m register a new post type

register_post_type('job', array( 'label' => 'job', 'public' => true, 'show_ui' => true, 'capability_type' => 'post', 'hierarchical' => false,
	 'rewrite' => array('slug' => 'job'),

when i add a new post “test” on this post type.
The url https://xxx.com/job/test/ can display.

But url https://xxx.com/job getting a 404!.

I want to show all job post in https://xxx.com/job .
what can i do. Thanks.