Bukkit

My mobs keep getting cleared whenever I set the world-filter to the world that I don't want mobs to.. how do I fix this?

auto-removal:
  enabled: true
  broadcast-message: '           &6&l*** &f&l+RemoveAmount &e&lENTITIES HAVE BEEN CLEARED &6&l***                               &7(Next Entity Clear Will Be In 5 Minutes!)'
  broadcast-removal: true
  autoremoval-interval: 10
  world-filter:
    - warzone
    - ASkyblock
  boat: true
  falling-block: true
  experience-orb: true
  painting: false
  projectile: true
  item: true
  itemframe: false
  minecart: false
  primed-tnt: true
  item-filter:
  # - zombie !hasName 
  remove-entities:
    - BLAZE
    - COW
    - CAVE_SPIDER
    - CHICKEN
    - CREEPER
    - DONKEY
    - ENDERMAN
    - GHAST
    - HORSE
    - GUARDIAN
    - IRON_GOLEM
    - MAGMA_CUBE
    - OCELOT
    - PIG
    - PIG_ZOMBIE
    - RABBIT
    - SHEEP
    - SILVERFISH
    - SKELETON
    - SPIDER
    - SLIME
    - SKELETON_HORSE
    - SQUID
    - Villager
    - WITHER
    - WITHER_SKELETON
    - Wolf
    - ZOMBIE
    - ZOMBIE_HORSE
    - ZOMBIE_VILLAGER