diff --git a/build.sh b/build.sh
index 3eeb807..7f17f93 100755
--- a/build.sh
+++ b/build.sh
@@ -16,7 +16,17 @@ mkdir -p rootfs/chibrax
 
 #installation de grub
 # coreutils = cat
-sudo pacstrap rootfs coreutils grub sed || exit 1
+sudo pacstrap rootfs device-mapper || exit 1
+
+echo "construction de liblzma"
+chmod +x ./liblzma/build.sh
+cd liblzma && ./build.sh || exit 1 && cd -
+echo "done"
+
+echo "construction de grub"
+chmod +x ./grub/build.sh
+cd grub && ./build.sh || exit 1 && cd -
+echo "done"
 
 echo "construction de Nodejs"
 chmod +x ./nodejs/build.sh
@@ -44,12 +54,4 @@ echo "done"
 
 sudo cp rootfs\ overrides/* rootfs/ -r || exit 1
 
-sudo rm rootfs/var/cache -r
-
-echo "removing arch's grub hooks"
-sudo rm rootfs/etc/grub.d/10_linux
-sudo rm rootfs/etc/grub.d/20_linux_xen
-sudo rm rootfs/etc/grub.d/30_os-prober
-sudo rm rootfs/etc/grub.d/41_custom
-#celui sert a rien tant qu'on ne supporte pas l'uefi
-sudo rm rootfs/etc/grub.d/30_uefi-firmware
\ No newline at end of file
+sudo rm rootfs/var/cache -r
\ No newline at end of file
diff --git a/createLiveImage.sh b/createLiveImage.sh
index 39c4cdc..5efa4e1 100755
--- a/createLiveImage.sh
+++ b/createLiveImage.sh
@@ -42,20 +42,20 @@ cp rootfs/* $CHIBRAX_MOUNT_POINT -r
 echo "done"
 
 echo "installing grub"
-mount --rbind /dev /mnt/mychroot/dev
-mount --make-rslave /mnt/mychroot/dev
-mount -t proc /proc /mnt/mychroot/proc
-mount --rbind /sys /mnt/mychroot/sys
-mount --make-rslave /mnt/mychroot/sys
-mount --rbind /tmp /mnt/mychroot/tmp
+mount --rbind /dev $CHIBRAX_MOUNT_POINT/dev
+mount --make-rslave $CHIBRAX_MOUNT_POINT/dev
+mount -t proc /proc $CHIBRAX_MOUNT_POINT/proc
+mount --rbind /sys $CHIBRAX_MOUNT_POINT/sys
+mount --make-rslave $CHIBRAX_MOUNT_POINT/sys
+mount --rbind /tmp $CHIBRAX_MOUNT_POINT/tmp
 
 chroot $CHIBRAX_MOUNT_POINT grub-install --target=i386-pc ${LOOP_ROOT} --modules=part_msdos
 chroot $CHIBRAX_MOUNT_POINT grub-mkconfig -o /boot/grub/grub.cfg
 
-umount /mnt/mychroot/dev
-umount /mnt/mychroot/proc
-umount /mnt/mychroot/sys
-umount /mnt/mychroot/tmp
+umount $CHIBRAX_MOUNT_POINT/dev
+umount $CHIBRAX_MOUNT_POINT/proc
+umount $CHIBRAX_MOUNT_POINT/sys
+umount $CHIBRAX_MOUNT_POINT/tmp
 
 PARTUUID=$(lsblk $LOOP --fs | awk '{print $4}' | grep -v LABEL)
 
diff --git a/deps.sh b/deps.sh
index b883d91..b7ad924 100755
--- a/deps.sh
+++ b/deps.sh
@@ -1,6 +1,6 @@
 if [ -f /bin/pacman ] # btw
 then
-    sudo pacman -S python gcc make bc unzip wget sudo binutils nasm
+    sudo pacman -S python gcc make bc unzip wget sudo binutils nasm autoconf diffutils binutils bison gettext flex
 else if [ -f /bin/apt ] #deb / ubuntu
 then
     sudo apt-get install python3 g++ make bc unzip wget sudo
diff --git a/grub/.gitignore b/grub/.gitignore
new file mode 100644
index 0000000..e831038
--- /dev/null
+++ b/grub/.gitignore
@@ -0,0 +1 @@
+src
\ No newline at end of file
diff --git a/grub/build.sh b/grub/build.sh
new file mode 100755
index 0000000..c37d098
--- /dev/null
+++ b/grub/build.sh
@@ -0,0 +1,32 @@
+VER=2.06
+
+if [ "$EUID" = 0 ]
+then echo "Please don't run this as root"
+    exit
+fi
+
+
+if [ ! -d src ]
+then
+    mkdir -p src
+    cd src
+    curl https://git.savannah.gnu.org/cgit/grub.git/snapshot/grub-$VER.tar.gz --output grub.tar.gz
+    tar xvf grub.tar.gz
+    rm grub.tar.gz
+    mv grub-$VER/* .
+    cd -
+fi
+
+cd src
+    #no shure git.sv.gnu.org still exists but i had problems with my proxy anyway
+    sed -i "s/git\:\/\/git\.sv\.gnu\.org\/gnulib/https\:\/\/git.savannah.gnu.org\/git\/gnulib.git/g" ./bootstrap
+
+    ./bootstrap
+    ./configure --disable-werror
+    make -j$(nproc)
+
+    DESTDIR=$(pwd)/../../rootfs
+
+    sudo make install DESTDIR=$(realpath $DESTDIR)
+cd -
+
diff --git a/kernel/from_current.sh b/kernel/from_current.sh
index 34776a3..7279262 100755
--- a/kernel/from_current.sh
+++ b/kernel/from_current.sh
@@ -1,3 +1,9 @@
+
+if [ "$EUID" = 0 ]
+then echo "Please don't run this as root"
+    exit
+fi
+
 if [ ! -d src ]
 then
     wget https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.15.5.tar.xz
@@ -13,6 +19,7 @@ then
 
 fi
 cd src
+# make clean qui supprime le .config
 make mrproper
 cp ../.config .config
 make -j$(nproc) bzImage
diff --git a/liblzma/.gitignore b/liblzma/.gitignore
new file mode 100644
index 0000000..e831038
--- /dev/null
+++ b/liblzma/.gitignore
@@ -0,0 +1 @@
+src
\ No newline at end of file
diff --git a/liblzma/build.sh b/liblzma/build.sh
new file mode 100755
index 0000000..cedec3c
--- /dev/null
+++ b/liblzma/build.sh
@@ -0,0 +1,9 @@
+git clone https://github.com/kobolabs/liblzma src
+cd src
+git pull
+./configure
+make -j$(nproc)
+cd -
+
+sudo cp src/src/liblzma/.libs/liblzma.so ../rootfs/usr/lib
+sudo cp src/src/liblzma/.libs/liblzma.so.5 ../rootfs/usr/lib
diff --git a/rootfs overrides/etc/init.d/filesystem.js b/rootfs overrides/etc/init.d/filesystem.js
index e819ae0..409b7a5 100644
--- a/rootfs overrides/etc/init.d/filesystem.js	
+++ b/rootfs overrides/etc/init.d/filesystem.js	
@@ -17,4 +17,4 @@ module.exports = {
     init,
     after,
     before
-}
\ No newline at end of file
+}