Update Roll-up 1 is now available for Dynamics CRM 4.0

The headline says it all.  Here's the link:

https://www.microsoft.com/downloads/details.aspx?familyid=57c6267b-3b13-49dd-bfed-3cc83633aea7&displaylang=en&tm

 

Make sure you back up your databases before applying the update!