fix issue #816 (MergeOne Crash)
fix issue #816 (MergeOne Crash)

hotfixing is not needed and it was crashing on MergeOne

googlefonts/fontbakery,googlefonts/fontbakery,googlefonts/fontbakery,graphicore/fontbakery,graphicore/fontbakery,graphicore/fontbakery,moyogo/fontbakery,moyogo/fontbakery,moyogo/fontbakery