Do you need to change your permalink? As a note your permalink is the url for a page or a post. If you find yourself in this situation you need to do a 301 redirect. My first piece of advice: Do everything that you possibly can NOT to change your permalink. My second piece of advice: If you must change your permalink make sure that you do a 301 redirect. My Third piece of advice: Instructions on how to do a 301 Redirect http://iteachblogging.com/need-know-301-redirect-vs-pretty-link/