Change in contact information or in personal circumstances
To avoid delays in processing, make sure your contact information and your application details are up-to-date.
Use this
Web form to notify us of changes in your application, such as:
- Changes in your personal circumstances such as a birth or adoption of a child, a marriage or a divorce.
- Change in contact information (email, mailing address and phone number).
Continue to monitor your old contact information until your application is updated.
Do not mail changes in contact or application information to CPC-M. We will not acknowledge your request and your application will not be updated. This could lead to a delay in processing your application.
http://www.cic.gc.ca/english/immigrate/sponsor/pgp-apply-after.asp