diff --git a/scripts/download_clonezilla.sh b/scripts/download_clonezilla.sh
index d80a624..df406c9 100755
--- a/scripts/download_clonezilla.sh
+++ b/scripts/download_clonezilla.sh
@@ -4,9 +4,13 @@
 #	Download Clonezilla Stable for amd64 and i686
 #	Make a PXE's config file (aka menu.cfg)
 
-TFTP_ROOT="/var/lib/tftpboot"
+if command -v in.tftpd > /dev/null; then
+	source /etc/default/tftpd-hpa
+else
+	TFTP_DIRECTORY="/srv/tftp"
+fi
 
-CZ_INSTALLER_DIR="${TFTP_ROOT}/installer/clonezilla"
+CZ_INSTALLER_DIR="${TFTP_DIRECTORY}/installer/clonezilla"
 CZ_CONFIG_PXE="${CZ_INSTALLER_DIR}/menu.cfg.example"
 CZ_VERSION="2.5.0-5"
 
diff --git a/scripts/download_debian.sh b/scripts/download_debian.sh
index af63506..ff6f191 100755
--- a/scripts/download_debian.sh
+++ b/scripts/download_debian.sh
@@ -8,18 +8,26 @@
 #	Download Debian Unstable (Sid)
 #	Make an PXE's config file (aka menu.cfg)
 
-TFTP_ROOT="/var/lib/tftpboot"
+if command -v in.tftpd > /dev/null; then
+	source /etc/default/tftpd-hpa
+else
+	TFTP_DIRECTORY="/srv/tftp"
+fi
 
-# Config file
-CONFIG_PXE="${TFTP_ROOT}/installer/debian/menu.cfg.example"
-rm -f ${CONFIG_PXE} && touch ${CONFIG_PXE}
+DEBIAN_INSTALLER_DIR="${TFTP_DIRECTORY}/installer/debian"
+DEBIAN_CONFIG_PXE="${DEBIAN_INSTALLER_DIR}/menu.cfg.example"
+
+# Create directories and config file
+rm -rf "${DEBIAN_INSTALLER_DIR}"
+mkdir -p "${DEBIAN_INSTALLER_DIR}"
+touch "${DEBIAN_CONFIG_PXE}"
 
 for DISTRO in stretch buster jessie wheezy sid; do # For ALL Debian's version
 	for ARCH in amd64 i386; do            # For all classic architecture
 
 		# Create and go into directory
-		mkdir -p ${TFTP_ROOT}/installer/debian/${DISTRO}/${ARCH}
-		pushd ${TFTP_ROOT}/installer/debian/${DISTRO}/${ARCH}
+		mkdir -p ${DEBIAN_INSTALLER_DIR}/${DISTRO}/${ARCH}
+		pushd ${DEBIAN_INSTALLER_DIR}/${DISTRO}/${ARCH}
 
 		# Download files
 		wget http://ftp.fr.debian.org/debian/dists/${DISTRO}/main/installer-${ARCH}/current/images/netboot/debian-installer/${ARCH}/linux -O linux
@@ -27,7 +35,7 @@ for DISTRO in stretch buster jessie wheezy sid; do # For ALL Debian's version
 		popd
 
 		# Config file
-		/bin/cat >> "${CONFIG_PXE}" << EOF
+		/bin/cat >> "${DEBIAN_CONFIG_PXE}" << EOF
 label ${DISTRO}${ARCH}
   menu label Debian GNU/Linux ${DISTRO} ^${ARCH} bits
   kernel installer/debian/${DISTRO}/${ARCH}/linux
@@ -36,14 +44,14 @@ EOF
 	done
 
 	# Config file
-	/bin/cat >> "${CONFIG_PXE}" << EOF
+	/bin/cat >> "${DEBIAN_CONFIG_PXE}" << EOF
 label separator
   menu label ---
 EOF
 done
 
 # Config file
-/bin/cat >> "${CONFIG_PXE}" << EOF
+/bin/cat >> "${DEBIAN_CONFIG_PXE}" << EOF
 label mainmenu
   menu label ^Back...
   menu exit
diff --git a/scripts/download_diag_tools.sh b/scripts/download_diag_tools.sh
index 8320de5..8623d20 100755
--- a/scripts/download_diag_tools.sh
+++ b/scripts/download_diag_tools.sh
@@ -3,22 +3,26 @@
 # This script do the following:
 #	Download Memtest
 
-TFTP_ROOT="/var/lib/tftpboot"
-
-# Config file
-CONFIG_PXE="${TFTP_ROOT}/installer/menu.cfg.diag.example"
-rm -f ${CONFIG_PXE} && touch ${CONFIG_PXE}
+if command -v in.tftpd > /dev/null; then
+	source /etc/default/tftpd-hpa
+else
+	TFTP_DIRECTORY="/srv/tftp"
+fi
 
 ### Memtest {{{
 MEMTEST_VERSION="5.01"
 MEMTEST_URL="http://www.memtest.org/download/${MEMTEST_VERSION}/memtest86+-${MEMTEST_VERSION}.bin.gz"
-MEMTEST_INSTALLER_DIR="${TFTP_ROOT}/installer/memtest/"
+MEMTEST_INSTALLER_DIR="${TFTP_DIRECTORY}/installer/memtest/"
 
 # (re)Create the installer directory
 rm -rf ${MEMTEST_INSTALLER_DIR}
 mkdir -p ${MEMTEST_INSTALLER_DIR}
 pushd ${MEMTEST_INSTALLER_DIR}
 
+# Config file
+CONFIG_PXE="${TFTP_DIRECTORY}/installer/menu.cfg.diag.example"
+rm -f ${CONFIG_PXE} && touch ${CONFIG_PXE}
+
 # Download the last version and set simpler name (without the **.bin** extension !)
 wget ${MEMTEST_URL} -O - | gzip -d > memtest86+-${MEMTEST_VERSION}.bin
 ln -s memtest86+-${MEMTEST_VERSION}.bin memtest86+
@@ -36,7 +40,7 @@ EOF
 
 ### Gparted {{{
 GPARTED_VERSION="0.27.0-1"
-GPARTED_INSTALLER_DIR="${TFTP_ROOT}/installer/gparted"
+GPARTED_INSTALLER_DIR="${TFTP_DIRECTORY}/installer/gparted"
 
 # (re)Create the installer directory
 rm -rf ${GPARTED_INSTALLER_DIR}
diff --git a/scripts/download_ubuntu.sh b/scripts/download_ubuntu.sh
index 1f81675..02b7a55 100755
--- a/scripts/download_ubuntu.sh
+++ b/scripts/download_ubuntu.sh
@@ -5,15 +5,19 @@
 #	 Download Ubuntu 17.10 (artful)
 #	 Make a symlink to access to the last LTS
 
-TFTP_ROOT="/var/lib/tftpboot"
+if command -v in.tftpd > /dev/null; then
+	source /etc/default/tftpd-hpa
+else
+	TFTP_DIRECTORY="/srv/tftp"
+fi
 
 # last Long Term Support distribution name
 LTS="xenial"
 
 for DISTRO in artful ${LTS}; do
 	for ARCH in amd64 i386; do
-		mkdir -p ${TFTP_ROOT}/installer/ubuntu/${DISTRO}/${ARCH}
-		pushd ${TFTP_ROOT}/installer/ubuntu/${DISTRO}/${ARCH}
+		mkdir -p ${TFTP_DIRECTORY}/installer/ubuntu/${DISTRO}/${ARCH}
+		pushd ${TFTP_DIRECTORY}/installer/ubuntu/${DISTRO}/${ARCH}
 		wget http://fr.archive.ubuntu.com/ubuntu/dists/${DISTRO}/main/installer-${ARCH}/current/images/netboot/ubuntu-installer/${ARCH}/linux -O linux
 		wget http://fr.archive.ubuntu.com/ubuntu/dists/${DISTRO}/main/installer-${ARCH}/current/images/netboot/ubuntu-installer/${ARCH}/initrd.gz -O initrd.gz
 		popd
@@ -21,7 +25,7 @@ for DISTRO in artful ${LTS}; do
 done
 
 # Link the LTS distribution name to lts
-unlink ${TFTP_ROOT}/installer/ubuntu/lts
-ln -s ${LTS} ${TFTP_ROOT}/installer/ubuntu/lts
+unlink ${TFTP_DIRECTORY}/installer/ubuntu/lts
+ln -s ${LTS} ${TFTP_DIRECTORY}/installer/ubuntu/lts
 
 exit 0
diff --git a/scripts/make_debian_initrd_with_firmware.sh b/scripts/make_debian_initrd_with_firmware.sh
index 66f13b2..d24a54e 100755
--- a/scripts/make_debian_initrd_with_firmware.sh
+++ b/scripts/make_debian_initrd_with_firmware.sh
@@ -8,6 +8,12 @@
 #   Extract all downloaded files
 #   Make a new initrd with the previous firmwares
 
+if command -v in.tftpd > /dev/null; then
+	source /etc/default/tftpd-hpa
+else
+	TFTP_DIRECTORY="/srv/tftp"
+fi
+
 for DISTRO in stretch buster jessie wheezy sid; do  # For ALL Debian's version
 
 	TEMP_DIR=$(mktemp -d)
@@ -48,8 +54,8 @@ for DISTRO in stretch buster jessie wheezy sid; do  # For ALL Debian's version
 	popd
 
 	# Move it to PXE Debian installer
-	mkdir -p /var/lib/tftpboot/installer/debian/${DISTRO}/amd64/
-	mv initrd.gz /var/lib/tftpboot/installer/debian/${DISTRO}/amd64/initrd_firm.gz
+	mkdir -p ${TFTP_DIRECTORY}/installer/debian/${DISTRO}/amd64/
+	mv initrd.gz ${TFTP_DIRECTORY}/installer/debian/${DISTRO}/amd64/initrd_firm.gz
 
 	popd