remodeling bathroom floor

In a remodling job, the bathroom floor will be changed. What do I do with the waste pipe from the toilet. It is screwed to the floor and the thickness of the new floor will be higher. Is there and extension or something that can be used to make up for the difference?
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
Add image file
Upload is a website for homeowners and building and maintenance pros. It is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.