fixed a bug I just introduced
fixed a bug I just introduced

alliemacleay/SeqPrep,jstjohn/SeqPrep,alliemacleay/SeqPrep,ofanoyi/SeqPrep,alliemacleay/SeqPrep,ofanoyi/SeqPrep,ofanoyi/SeqPrep,jstjohn/SeqPrep,jstjohn/SeqPrep