diff --git a/builder.sh b/builder.sh
index 50779d8..12f7f28 100755
--- a/builder.sh
+++ b/builder.sh
@@ -3,14 +3,15 @@
 set -x 
 set -e
 PASSWD_FILE=/home/narenas/passwd
-DIR=$(pwd) 
+DIR=/tmp/ubuntu_scratch
 CHROOT_DIR=$DIR/chroot 
+UBUNTU_CHROOT_DIR=$DIR/ubuntu_chroot
 DIST=noble
 VARIANT=minbase
 CLEAN=${CLEAN:-1}
 CLEAN_CHROOT=${CLEAN_CHROOT:-1}
 OUTPUT_DIR=/media/sf_Downloads/
-UBUNTU_CHROOT_DIR=$DIR/ubuntu_chroot
+IMAGE_DIR=$DIR/image
 DEBOOT_STRAP_URL=http://mirror.raiolanetworks.com/ubuntu/ 
 
 
@@ -81,6 +82,7 @@ then
     exec_as_sudo rm -f $OUTPUT_DIR/ubuntu-from-scratch.iso
 fi 
 
+mkdir -p $IMAGE_DIR
 mkdir -p $CHROOT_DIR
 # # Copio el script chroot_setup.sh al directorio chroot
 cp chroot_setup.sh $CHROOT_DIR
@@ -111,11 +113,12 @@ umount_in_host $CHROOT_DIR/dev
 umount_in_host $CHROOT_DIR/run  
 
 # Compress the chroot 
-exec_as_sudo mv chroot/image . 
+mkdir -p $IMAGE_DIR
+exec_as_sudo mv $CHROOT_DIR/image $IMAGE_DIR/ 
 
 
 # Create squashfs imagesudo
-exec_as_sudo mksquashfs $CHROOT_DIR image/casper/filesystem.squashfs \
+exec_as_sudo mksquashfs $CHROOT_DIR $IMAGE_DIR/casper/filesystem.squashfs \
     -noappend -no-duplicates -no-recovery \
     -wildcards \
     -comp xz -b 1M -Xdict-size 100% \
@@ -142,7 +145,7 @@ umount_in_host $UBUNTU_CHROOT_DIR/run
 
 
 # Compress the ububtu chroot
-exec_as_sudo mksquashfs $UBUNTU_CHROOT_DIR image/casper/filesystem.ubuntu.sqfs \
+exec_as_sudo mksquashfs $UBUNTU_CHROOT_DIR $IMAGE_DIR/casper/filesystem.ubuntu.sqfs \
     -noappend -no-duplicates -no-recovery \
     -wildcards \
     -comp xz -b 1M -Xdict-size 100% \
@@ -152,7 +155,7 @@ exec_as_sudo mksquashfs $UBUNTU_CHROOT_DIR image/casper/filesystem.ubuntu.sqfs \
 
 # Create ISO image
 
-cd image && \
+cd $IMAGE_DIR && \
 exec_as_sudo xorriso \
    -as mkisofs \
    -iso-level 3 \