diff --git a/archinstall/archinstall.sh b/archinstall/archinstall.sh
index bf4e62a..fd94416 100755
--- a/archinstall/archinstall.sh
+++ b/archinstall/archinstall.sh
@@ -157,14 +157,14 @@ esac
 
 function install {
 echo "Instalando el sistema, espere.."
-$formatoraiz /dev/$particionraiz
+$formatoraiz -F /dev/$particionraiz
 mount /dev/$particionraiz /mnt/
 if [[ $particionhome ]];then
-$formatohome /dev/$particionhome
+$formatohome -F /dev/$particionhome
 mount /dev/$particionhome /mnt/home/
 fi
 if [[ $partefi ]];then
-mkdir /mnt/boot/efi
+mkdir -p /mnt/boot/efi
 mount /dev/$partefi /mnt/boot/efi/
 fi