- TimeSignature \set #'style = #'mensural
- KeySignature \set #'style = #'mensural
- Accidental \set #'style = #'mensural
- Custos \set #'style = #'mensural
- Custos \set #'neutral-position = #3
- Custos \set #'neutral-direction = #-1
- Custos \set #'adjust-if-on-staffline = ##t
+ \override TimeSignature #'style = #'mensural
+ \override KeySignature #'style = #'mensural
+ \override Accidental #'style = #'mensural
+ \override Custos #'style = #'mensural
+ \override Custos #'neutral-position = #3
+ \override Custos #'neutral-direction = #-1