$utilities: map-merge(
  $utilities,
  (
    "background-repeat": (
      property: background-repeat,
      class: bg,
      variants: background-repeat,
      values: (
        "repeat": repeat,
        "no-repeat": no-repeat,
        "repeat-x": repeat-x,
        "repeat-y": repeat-y,
        "repeat-round": round,
        "repeat-space": space,
      ),
    ),
  )
);