drawing revision out of sync with part revision

I am noticing that if I have a part already checked in thevault before I create a drawing and then check in the drawing thedrawing does not have the same revision as the part. I have useddbworks in the past and the drawing revision was always sycronisedwith that of the part. Am I missing a setting in the vaultadmin?SolidworksWorkgroup Pdm