post_type="page" not working

For some reason the shorcode post_type=”page” is not working on my site.

It lists posts and pages :/

I am using this code:

[display-posts post_type="page" tag="beaches" orderby="title" order="ASC" ]

Anyone have any idea what am I doing wrong?

Thank you in advance

https://wordpress.org/plugins/display-posts-shortcode/