Hi, It works here. How are you checking whether it works? Are you looking with FSLView? All the best, Mark dfwang wrote: > Dear FSLers, > > I found that the following command > > fslswapdim input.nii.gz x z y output.nii.gz > > does not work properly. That is, the y and z dimension doe dot exchange. > > Any comments for this problem is welcome! > > Best wishes, > Richard >