Permissions construire

Bonjour j'ai bien mis ModifyWorld mais pourtant les villageois ne peuvent toujours pas construire ! Voici :
Code:
 Villageois:
    default: false
    permissions:
    - essentials.signs.buy.use
    - essentials.signs.sell.use
    - essentials.rules
    - essentials.online
    - essentials.list
    - essentials.warp
    - iConomy.list
    - iConomy.payment
    - iConomy.rank
    - general.spawn
    - essentials.spawn
    - multiverse.tp
    - essentials.rules
    - essentials.help
    - essentials.online
    - essentials.helpop
    - essentials.motd
    - essentials.msg
    - essentials.rules
    - factions.participate
    - iConomy.list
    - iConomy.payment
    - iConomy.rank
    - essentials.mail
    - essentials.mail.send
    - essentials.me
    - essentials.home
    - essentials.home.others
    - essentials.sethome
    - modifyworld.*
    prefix: '&2[Villageois]'