Further testing shows that the bug is not in filter/pstops but in filter/pdftopdf. (I do not yet know what Maybe this bug should be reassigned to package -- Paul Szabo psz@maths.usyd.edu.au www.maths.usyd.edu.au/u/psz School of Mathematics and Statistics University of Sydney Australia Join the Union and fight for a better University: www.nteu.au/join