change entry/leaving date

Hi Friends,

Need help on PA41 action.

When i perform PA41 action to change the entry date of the employee, the date on actions infotype is changed ,and all the infotypes date related to that action is changed.

But, in the date infotype only the start date is changed not the D1 and D2 which is original hire date or seniority date. How to change these dates alos.

Thanks,

Sree