I've just submitted changes for genmake -mymods -> -mods $MYMODS -> $MODS Since "aim" is disabled by default I suggest that the two new aim expts have .genmakerc files added in code/ and input/ (I'll leave it up to the expt creators to do it. You can find an example in aim.5l_XZ_Equatorial_Slice/input/). A.