diff --git a/conf/lufi.conf.template b/conf/lufi.conf.template
index 1d0b6fe..7052d31 100644
--- a/conf/lufi.conf.template
+++ b/conf/lufi.conf.template
@@ -9,13 +9,12 @@
         listen => ['http://127.0.0.1:__PORT__'],
         # if you use Lufi behind a reverse proxy like Nginx, you want ro set proxy to 1
         # if you use Lufi directly, let it commented
-        #proxy  => 1,
-        
+        proxy  => 1,    
     },
 
     # put a way to contact you here and uncomment it
     # MANDATORY
-     contact => 'webmaster@__DOMAIN__',
+    contact => 'webmaster@__DOMAIN__',
 
     # array of random strings used to encrypt cookies
     # optional, default is ['fdjsofjoihrei'], PLEASE, CHANGE IT
diff --git a/conf/lufi.default b/conf/lufi.default
deleted file mode 100644
index 6f6d756..0000000
--- a/conf/lufi.default
+++ /dev/null
@@ -1,6 +0,0 @@
-# LDIR is the path where you installed Lufi
-# It has to end with a final /
-LDIR=__FINALPATH__
-
-# USER is the user who will launch Lufi
-USER=www-data
diff --git a/conf/lufi.init b/conf/lufi.init
deleted file mode 100644
index be29204..0000000
--- a/conf/lufi.init
+++ /dev/null
@@ -1,198 +0,0 @@
-
-#!/bin/sh
-# vim: set ts=4 sw=4 sts=4 tw=0:
-# vim: set expandtab:
-
-### BEGIN INIT INFO
-# Provides:          lufi
-# Required-Start:    $local_fs $remote_fs $network $syslog
-# Required-Stop:     $local_fs $remote_fs $network $syslog
-# Default-Start:     2 3 4 5
-# Default-Stop:      0 1 6
-# Short-Description: starts lufi with hypnotoad
-# Description:       starts lufi with hypnotoad
-### END INIT INFO
-
-
-PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
-DAEMON=script/lutim
-NAME=lufi
-DESC=lufi
-
-if [ -f "/etc/default/lufi" ]
-then
-    . /etc/default/lutim
-    if [ -z $LDIR ]
-    then
-        echo "LDIR variable is empty, please fill it in /etc/default/lufi"
-        exit 0
-    fi
-    if [ -z $USER ]
-    then
-        echo "USER variable is empty, please fill it in /etc/default/lufi"
-        exit 0
-    fi
-else
-    echo "Missing /etc/default/lutim file"
-    exit 0
-fi
-
-if [ ! -f "$LDIR$DAEMON" ]
-then
-    echo "Missing $LDIR$DAEMON file"
-    exit 0
-fi
-
-set -e
-
-. /lib/lsb/init-functions
-
-do_start()
-{
-    # Return
-    # 0 if daemon has been started
-    # 1 if daemon was already running
-    # 2 if daemon could not be started
-
-    cd $LDIR
-    su $USER -c "carton exec hypnotoad $DAEMON >> /var/log/lufi/production.log 2>&1"
-    return "$?"
-}
-
-do_stop()
-{
-    # Return
-    # 0 if daemon has been stopped
-    # 1 if daemon was already stopped
-    # 2 if daemon could not be stopped
-    # other if a failure occurred
-
-    cd $LDIR
-    su $USER -c "carton exec hypnotoad -s $DAEMON >> /var/log/lufi/production.log 2>&1"
-    return "$?"
-}
-
-do_status()
-{
-    cd $LDIR
-    if [ -f "script/hypnotoad.pid" ]
-    then
-        pgrep -lf $DAEMON >/dev/null 2>&1
-        if [ "$?" = "0" ]; then
-            log_progress_msg "$NAME is running"
-        else
-            log_failure_msg "$NAME is NOT running but PID file exists"
-        fi
-    else
-        log_failure_msg "$NAME is NOT running"
-    fi
-}
-
-case "$1" in
-    start)
-        log_daemon_msg "Starting $NAME"
-        cd $LDIR
-        if [ -f "script/hypnotoad.pid" ]
-        then
-             pgrep -lf $DAEMON >/dev/null 2>&1
-             if [ "$?" = "0" ]
-             then
-                 log_progress_msg "$NAME is already running. Unable to start."
-                 log_end_msg 1;
-             else
-                 do_start
-                 case "$?" in
-                     0|1)
-                         log_progress_msg "done"
-                         log_end_msg 0
-                         ;;
-                     2)
-                         log_failure_msg "failed"
-                         log_end_msg 1
-                         ;;
-                 esac
-             fi
-        else
-            do_start
-            case "$?" in
-                0|1)
-                    log_progress_msg "done"
-                    log_end_msg 0
-                    ;;
-                2)
-                    log_failure_msg "failed"
-                    log_end_msg 1
-                    ;;
-            esac
-        fi
-        ;;
-    stop)
-        log_daemon_msg "Stopping $NAME"
-        cd $LDIR
-        if [ -f "script/hypnotoad.pid" ]
-        then
-            pgrep -lf $DAEMON >/dev/null 2>&1
-            if [ "$?" = "0" ]; then
-                do_stop
-                case "$?" in
-                    0|1)
-                        log_progress_msg "done"
-                        log_end_msg 0
-                        ;;
-                    *)
-                        log_failure_msg "failed"
-                        log_end_msg 1
-                        ;;
-                esac
-            else
-                log_failure_msg "$NAME is NOT running. Unable to stop"
-                log_end_msg 1
-            fi
-        else
-            log_failure_msg "$NAME is NOT running. Unable to stop"
-            log_end_msg 1
-        fi
-        ;;
-    status)
-        log_daemon_msg "Checking $NAME status"
-        do_status
-        log_end_msg 0
-        ;;
-    reload)
-        log_daemon_msg "Reloading $NAME"
-        do_start
-	sleep 1
-        case "$?" in
-            0|1)
-                log_progress_msg "done"
-                log_end_msg 0
-                ;;
-            2)
-                log_failure_msg "failed"
-                log_end_msg 1
-                ;;
-        esac
-        ;;
-    restart)
-        log_daemon_msg "Restarting $NAME"
-        do_stop
-        sleep 6
-        do_start
-        case "$?" in
-            0|1)
-                log_progress_msg "done"
-                log_end_msg 0
-                ;;
-            2)
-                log_failure_msg "failed";
-                log_end_msg 1
-                ;;
-        esac
-        ;;
-    *)
-        echo "Usage: $0 {start|stop|status|reload|restart}" >&2
-        exit 3
-        ;;
-esac
-
-exit 0
diff --git a/conf/lufi.service b/conf/lufi.service
index a3c0837..be18cf5 100644
--- a/conf/lufi.service
+++ b/conf/lufi.service
@@ -15,4 +15,4 @@ ExecStop=/usr/bin/carton exec hypnotoad -s script/lufi >> /var/log/lufi/producti
 ExecReload=/usr/bin/carton exec hypnotoad script/lufi >> /var/log/lufi/production.log 2>&1
 
 [Install]
-WantedBy=multi-user.target
+WantedBy=multi-user.target
\ No newline at end of file
diff --git a/conf/nginx.conf b/conf/nginx.conf
index 732fb89..468fdca 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -1,36 +1,38 @@
 location __PATH__ {
-       if ($scheme = http) {
-              rewrite ^ https://$server_name$request_uri? permanent;
-       }
-       location ~ [^/]\.php(/|$) {
-        fastcgi_split_path_info ^(.+?\.php)(/.*)$;
-        fastcgi_pass unix:/var/run/php5-fpm.sock;
-        fastcgi_index index.php;
-        include fastcgi_params;
-        fastcgi_param  REMOTE_USER $remote_user;
-        fastcgi_param  PATH_INFO $fastcgi_path_info;
+    if ($scheme = http) {
+        rewrite ^ https://$server_name$request_uri? permanent;
     }
 
-    # Include SSOWAT user panel.
-    include conf.d/yunohost_panel.conf.inc;
-
     # This is important for user's privacy !
     access_log off;
-    error_log /var/log/nginx/lutim.error.log;
+    error_log /var/log/nginx/lufi.error.log;
 
     # This is important ! Make it OK with your Lutim configuration
     client_max_body_size 40M;
 
-    proxy_pass http://127.0.0.1:__PORT__;
+    if ($request_uri ~* ^/(img|css|font|js)/) {
+         add_header Expires "Thu, 31 Dec 2037 23:55:55 GMT";
+         add_header Cache-Control "public, max-age=315360000";
+    }
+
+    proxy_pass http://127.0.0.1:__PORT__/__PATH__;
+
+    # Really important ! Lufi uses WebSocket, it won't work without this
+    proxy_set_header Upgrade $http_upgrade ;
+    proxy_set_header Connection "upgrade" ;
 
     proxy_set_header Host $host;
     proxy_set_header X-Real-IP $remote_addr;
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
 
-    # Lutim reads this header and understands that the current session is actually HTTPS.
-    # Enable it if you run a HTTPS server (in this case, don't forgot to change the listen port $
-    proxy_set_header X-Forwarded-Proto https;
+    # If you want to log the remote port of the file senders, you'll need that
+    proxy_set_header X-Remote-Port $remote_port;
+
+    proxy_set_header X-Forwarded-Proto $scheme;
 
     # We expect the downsteam servers to redirect to the right hostname, so don't do any rewrite$
     proxy_redirect     off;
+
+    #--PRIVATE--# Include SSOWAT user panel.
+    #--PRIVATE--include conf.d/yunohost_panel.conf.inc;
 }
diff --git a/manifest.json b/manifest.json
index 32776d7..f41b710 100644
--- a/manifest.json
+++ b/manifest.json
@@ -45,7 +45,7 @@
 				"name": "admin",
 				"type": "user",
 				"ask": {
-					"en": "Choose the Lutim administrator (must be an existing YunoHost user)",
+					"en": "Choose the Lufi administrator (must be an existing YunoHost user)",
 					"fr": "Choisissez un administrateur Lufi (doit être un utilisateur YunoHost)"
 				},
 				"example": "john"
diff --git a/scripts/.fonctions b/scripts/.fonctions
index 0b7fb48..6b554dd 100644
--- a/scripts/.fonctions
+++ b/scripts/.fonctions
@@ -1,34 +1,42 @@
 #!/bin/bash
 
-CHECK_VAR () {	# Vérifie que la variable n'est pas vide.
-# $1 = Variable à vérifier
-# $2 = Texte à afficher en cas d'erreur
+ynh_version="2.4"
+
+YNH_VERSION () {	# Returns the version number of the Yunohost moulinette
+	ynh_version=$(sudo yunohost -v | grep "moulinette:" | cut -d' ' -f2 | cut -d'.' -f1,2)
+}
+
+CHECK_VAR () {	# Verifies that the variable is not empty.
+	# $1 = Variable to be checked
+	# $2 = Display text on error
 	test -n "$1" || (echo "$2" >&2 && false)
 }
 
-EXIT_PROPERLY () {	# Provoque l'arrêt du script en cas d'erreur. Et nettoye les résidus.
-	exit_code=$?
-	if [ "$exit_code" -eq 0 ]; then
-			exit 0	# Quitte sans erreur si le script se termine correctement.
-	fi
-	trap '' EXIT
-	set +eu
+EXIT_PROPERLY () {	# Causes the script to stop in the event of an error. And clean the residue.
+	trap '' ERR
 	echo -e "\e[91m \e[1m"	# Shell in light red bold
 	echo -e "!!\n  $app install's script has encountered an error. Installation was cancelled.\n!!" >&2
 
-	if type -t CLEAN_SETUP > /dev/null; then	# Vérifie l'existance de la fonction avant de l'exécuter.
-		CLEAN_SETUP	# Appel la fonction de nettoyage spécifique du script install.
+	if type -t CLEAN_SETUP > /dev/null; then	# Checks the existence of the function before executing it.
+		CLEAN_SETUP	# Call the specific cleanup function of the install script.
 	fi
 
-	# Compense le bug de ssowat qui ne supprime pas l'entrée de l'app en cas d'erreur d'installation.
+	# Compensates the ssowat bug that does not remove the app's input in case of installation error.
 	sudo sed -i "\@\"$domain$path/\":@d" /etc/ssowat/conf.json
 
+	if [ "$ynh_version" = "2.2" ]; then
+		/bin/bash $script_dir/remove
+	fi
+
 	ynh_die
 }
 
 TRAP_ON () {	# Activate signal capture
-	set -eu	# Exit if a command fail, and if a variable is used unset.
-	trap EXIT_PROPERLY EXIT	# Capturing exit signals on shell script
+	trap EXIT_PROPERLY ERR	# Capturing exit signals on error
+}
+
+TRAP_OFF () {	# Ignoring signal capture until TRAP_ON
+	trap '' ERR	# Ignoring exit signals
 }
 
 CHECK_USER () {	# Vérifie la validité de l'user admin
@@ -73,13 +81,13 @@ GENERATE_DB () {	# Créer une base de données et un utilisateur dédié au nom
 }
 
 SETUP_SOURCE () {	# Télécharge la source, décompresse et copie dans $final_path
-# $1 = Nom de l'archive téléchargée.
-	wget -nv -i ../sources/source_url -O $1
+	src=$(cat ../sources/source_md5 | awk -F' ' {'print $2'})
+	sudo wget -nv -i ../sources/source_url -O $src
 	# Décompresse la source
-	if [ "$(echo ${1##*.})" == "gz" ]; then
-		tar -x -f $1
-	elif [ "$(echo ${1##*.})" == "zip" ]; then
-		unzip -q $1
+	if [ "$(echo ${src##*.})" == "gz" ]; then
+		tar -x -f $src
+	elif [ "$(echo ${src##*.})" == "zip" ]; then
+		unzip -q $src
 	else
 		false	# Format d'archive non pris en charge.
 	fi
diff --git a/scripts/backup b/scripts/backup
new file mode 100644
index 0000000..897ea78
--- /dev/null
+++ b/scripts/backup
@@ -0,0 +1,26 @@
+#!/bin/bash
+
+# Exit on command errors and treat unset variables as an error
+set -eu
+
+# Source app helpers
+source /usr/share/yunohost/helpers
+
+# Get multi-instances specific variables
+app=$YNH_APP_INSTANCE_NAME
+
+# Retrieve app settings
+domain=$(ynh_app_setting_get "$app" domain)
+
+# Copy the app files
+final_path="/var/www/${app}"
+ynh_backup "${final_path}" "sources" 1
+
+# Copy the nginx conf files
+ynh_backup "/etc/nginx/conf.d/${domain}.d/${app}.conf" "nginx.conf"
+
+# Copy the lufi fonf file
+ynh_backup "${final_path}/lufi.conf" "lufi.conf"
+ynh_backup "/etc/systemd/system/lufi.service" "systemd_lufi.service"
+ynh_backup "/etc/cron.d/${app}" "cron_lufi"
+ynh_backup "/etc/logrotate.d/${app}" "logrotate_lufi"
\ No newline at end of file
diff --git a/scripts/install b/scripts/install
index d0e11f3..143c7b1 100644
--- a/scripts/install
+++ b/scripts/install
@@ -1,13 +1,17 @@
 #!/bin/bash
 
-source .fonctions	# Charge les fonctions génériques habituellement utilisées dans le script
+# Exit on command errors and treat unset variables as an error
+set -eu
+
+source .fonctions	# Loads the generic functions usually used in the script
+source /usr/share/yunohost/helpers # Source app helpers
 
 CLEAN_SETUP () {
-# Nettoyage des résidus d'installation non pris en charge par le script remove.
-# Pas de nettoyage supplémentaire nécessaire ici...
+	# Clean installation residues that are not supported by the remove script.
+	# Clean hosts
 	echo ""
 }
-TRAP_ON	# Active trap pour arrêter le script si une erreur est détectée.
+TRAP_ON	# Active trap to stop the script if an error is detected.
 
 # Retrieve arguments
 domain=$YNH_APP_ARG_DOMAIN
@@ -17,16 +21,12 @@ is_public=$YNH_APP_ARG_IS_PUBLIC
 
 app=$YNH_APP_INSTANCE_NAME
 
-# Source app helpers
-source /usr/share/yunohost/helpers
-
 script_dir=$PWD
 
 # Vérifie que les variables ne sont pas vides.
 CHECK_VAR "$app" "app name not set"
 CHECK_VAR "$script_dir" "script_dir not set"
 
-
 CHECK_USER "$admin"	# Vérifie la validité de l'user admin
 
 CHECK_PATH	# Vérifie et corrige la syntaxe du path.
@@ -38,7 +38,7 @@ CHECK_FINALPATH	# Vérifie que le dossier de destination n'est pas déjà utilis
 domain_regex=$(echo "$domain" | sed 's@-@.@g')
 CHECK_VAR "$domain_regex" "domain_regex empty"
 
-FIND_PORT 8095	# Cherche un port libre.
+FIND_PORT 8080	# Cherche un port libre.
 
 # Enregistre les infos dans la config YunoHost
 ynh_app_setting_set $app admin $admin
@@ -48,53 +48,42 @@ ynh_app_setting_set $app port $port
 
 
 # Créer le repertoire de destination et stocke son emplacement.
-sudo mkdir "$final_path"
+sudo mkdir "${final_path}"
 ynh_app_setting_set $app final_path $final_path
 
-SETUP_SOURCE "lufi.tar.gz"	# Télécharge la source, décompresse et copie dans $final_path
+SETUP_SOURCE	# Télécharge la source, décompresse et copie dans $final_path
 
 # Copie le fichier de config nginx
 sudo cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/$app.conf
 
+if [ "$is_public" = "Yes" ];
+then
+	sudo sed -i "s@#--PRIVATE--@@g" /etc/nginx/conf.d/$domain.d/$app.conf
+fi
 
 # Installation de perlmagick, interface perl pour imagemagick et de carton, gestionnaire de dépendances perl
-sudo apt-get update
-sudo apt-get install carton perlmagick -qy
+ynh_package_update
+ynh_package_install carton
+ynh_package_install perlmagick
 
 ## Copie et configuration du fichier de conf.
-sudo cp ../conf/lufi.conf.template "$final_path/lufi.conf"
-sudo sed -i "s@__DOMAIN__@$domain@g" "$final_path/lufi.conf"
-sudo sed -i "s@__PATH__@$path@g" "$final_path/lufi.conf"
-sudo sed -i "s@__PORT__@$port@g" "$final_path/lufi.conf"
+sudo cp ../conf/lufi.conf.template "${final_path}/lufi.conf"
+sudo sed -i "s@__DOMAIN__@$domain@g" "${final_path}/lufi.conf"
+sudo sed -i "s@__PATH__@$path@g" "${final_path}/lufi.conf"
+sudo sed -i "s@__PORT__@$port@g" "${final_path}/lufi.conf"
 
-sudo sed -i "s@__ENCRYPT__@$always_encrypt@g" "$final_path/lufi.conf"
+#sudo sed -i "s@__ENCRYPT__@$always_encrypt@g" "${final_path}/lufi.conf"
 secret=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d 'A-Za-z0-9' | sed -n 's/\(.\{24\}\).*/\1/p')
 CHECK_VAR "$secret" "secret empty"
-sudo sed -i "s@__SECRET__@$secret@g" "$final_path/lufi.conf"
-STORE_MD5_CONFIG "lufi.conf" "$final_path/lufi.conf"	# Enregistre la somme de contrôle du fichier de config
+sudo sed -i "s@__SECRET__@$secret@g" "${final_path}/lufi.conf"
+STORE_MD5_CONFIG "lufi.conf" "${final_path}/lufi.conf"	# Enregistre la somme de contrôle du fichier de config
 
-
-codename=$(lsb_release -a 2>/dev/null | grep Codename | cut -f 2)
-CHECK_VAR "$codename" "codename empty"
-ynh_app_setting_set $app codename $codename
-if [ "$codename" = "wheezy" ]
-then	# On utilise le script init pour wheezy.
-	# Mise en place du script init
-	sudo cp ../conf/lufi.init /etc/init.d/lufi
-	sudo cp ../conf/lufi.default /etc/default/lufi
-	sudo chmod +x /etc/init.d/lufi
-	sudo chown root: /etc/init.d/lufi /etc/default/lufi
-	sudo sed -i "s@__FINALPATH__@$final_path/@g" /etc/default/lufi
-	## Démarrage auto du service
-	sudo update-rc.d lufi defaults
-else	# Et le script systemd à partir de jessie
-	# Mise en place du script systemd
-	sudo cp ../conf/lufi.service /etc/systemd/system/lufi.service
-	sudo chown root: /etc/systemd/system/lufi.service
-	sudo sed -i "s@__FINALPATH__@$final_path/@g" /etc/systemd/system/lufi.service
-	## Démarrage auto du service
-	sudo systemctl enable lufi.service
-fi
+# Mise en place du script systemd
+sudo cp ../conf/lufi.service /etc/systemd/system/lufi.service
+sudo chown root: /etc/systemd/system/lufi.service
+sudo sed -i "s@__FINALPATH__@$final_path/@g" /etc/systemd/system/lufi.service
+## Démarrage auto du service
+sudo systemctl enable lufi.service
 
 ## Mise en place des crons
 sudo cp ../conf/cron_lufi /etc/cron.d/$app
@@ -109,6 +98,7 @@ sudo cp ../conf/logrotate /etc/logrotate.d/$app
 sudo mkdir -p /var/log/$app/
 cd $final_path
 sudo carton install 2>&1 | sudo tee -a "/var/log/$app/setup_carton.log"
+# sudo carton exec hypnotoad script/lufi
 
 # Configure le path du dossier perl en fonction de l'architecture système
 arch_dir=$(ls -1 $final_path/local/lib/perl5/ | grep linux-gnu)
@@ -143,16 +133,22 @@ sudo ln -s /var/log/$app/production.log "$final_path/log/production.log"
 sudo chown -R www-data: $final_path
 
 # Start lufi
-sudo service lufi start
+sudo systemctl daemon-reload
+sudo systemctl start lufi.service
+sudo systemctl enable lufi.service
+
 # Set right permissions on new files created at first start
 sudo chown -R www-data: "$final_path"
 
-
 # Add lufi as a service
 sudo yunohost service add lufi -l $final_path/log/production.log
 
+if [ "$is_public" = "No" ];
+then
+	# Retire l'accès public
+	ynh_app_setting_delete $app unprotected_uris
+	sudo yunohost app ssowatconf
+fi
 
 # Recharge la configuration Nginx
-sudo service nginx reload
-# Régénère la configuration de SSOwat
-sudo yunohost app ssowatconf
+sudo service nginx reload
\ No newline at end of file
diff --git a/scripts/remove b/scripts/remove
index 15098cf..abda5de 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -1,23 +1,17 @@
 #!/bin/bash
 
+# Exit on command errors and treat unset variables as an error
+set -u
+
 source .fonctions	# Charge les fonctions génériques habituellement utilisées dans le script
+source /usr/share/yunohost/helpers # Source app helpers
 
 # Récupère les infos de l'application.
 app=$YNH_APP_INSTANCE_NAME
 
-# Source app helpers
-source /usr/share/yunohost/helpers
-
 domain=$(ynh_app_setting_get $app domain)
 
 # Arrêt du service
-if [ -e "/etc/init.d/lufi" ]; then
-	echo "Delete init.d script"
-	sudo service lufi stop
-	sudo rm "/etc/init.d/lufi"
-	sudo rm "/etc/default/lufi"
-	sudo update-rc.d -f lufi remove
-fi
 if [ -e "/etc/systemd/system/lufi.service" ]; then
 	echo "Delete systemd script"
 	sudo service lufi stop
@@ -46,6 +40,9 @@ SECURE_REMOVE '/var/log/$app/'	# Suppression des log
 
 REMOVE_LOGROTATE_CONF	# Suppression de la configuration de logrotate
 
+ynh_package_remove carton || echo "ShellInABox already uninstalled"
+ynh_package_remove perlmagick || echo "perlmagick already uninstalled"
+
 # Régénère la configuration de SSOwat
 sudo yunohost app ssowatconf
 
diff --git a/scripts/restore b/scripts/restore
new file mode 100644
index 0000000..5b51471
--- /dev/null
+++ b/scripts/restore
@@ -0,0 +1,85 @@
+#!/bin/bash
+# This restore script is adapted to Yunohost >=2.4
+
+# Exit on command errors and treat unset variables as an error
+set -eu
+
+# Source app helpers
+source /usr/share/yunohost/helpers
+
+# The parameter $app is the id of the app instance ex: ynhexample__2
+app=$YNH_APP_INSTANCE_NAME
+
+# Get old parameter of the app
+domain=$(ynh_app_setting_get $app domain)
+path=$(ynh_app_setting_get $app path)
+is_public=$(ynh_app_setting_get $app is_public)
+
+# Check domain/path availability
+sudo yunohost app checkurl "${domain}${path}" -a "${app}" \
+    || ynh_die "Path not available: ${domain}${path}"
+
+# Check $final_path
+final_path="/var/www/${app}"
+if [ -d "${final_path}" ]; then
+	ynh_die "There is already a directory: ${final_path}"
+fi
+
+# Check configuration files nginx
+nginx_conf="/etc/nginx/conf.d/${domain}.d/${app}.conf"
+if [ -f "${nginx_conf}" ]; then
+	ynh_die "The NGINX configuration already exists at '${nginx_conf}'. You should safely delete it before restoring this app."
+fi
+
+# Check configuration files lufi
+lufi_conf="${final_path}/lufi.conf"
+if [ -f "${lufi_conf}" ]; then
+	ynh_die "The LUFI CONF configuration already exists at '${lufi_conf}'. You should safely delete it before restoring this app."
+fi
+
+lufi_systemd="/etc/systemd/system/lufi.service"
+if [ -f "${lufi_default}" ]; then
+	ynh_die "The LUFI SYSTEMD configuration already exists at '${lufi_systemd}'. You should safely delete it before restoring this app."
+fi
+
+lufi_cron="/etc/cron.d/${app}"
+if [ -f "${lufi_cron}" ]; then
+	ynh_die "The LUFI CRONTAB configuration already exists at '${lufi_cron}'. You should safely delete it before restoring this app."
+fi
+
+lufi_logrotate="/etc/logrotate.d/${app}"
+if [ -f "${lufi_logrotate}" ]; then
+	ynh_die "The LUFI LOGROTATE configuration already exists at '${lufi_logrotate}'. You should safely delete it before restoring this app."
+fi
+
+ # Restore sources & data
+sudo cp -a ./sources "${final_path}"
+
+# Set permissions
+sudo chown -R www-data: "${final_path}"
+
+# Restore nginx configuration files
+sudo cp -a ./nginx.conf   "${nginx_conf}"
+# Restore php-fpm configuration files
+sudo cp -a ./php-fpm.conf "${phpfpm_conf}"
+sudo cp -a ./php-fpm.ini "${phpfpm_ini}"
+
+# Restore lufi configuration files
+sudo cp -a ./lufi.conf "${lufi_conf}"
+
+# Restore service
+sudo cp -a ./systemd_lufi.service "${lufi_systemd}"
+
+sudo cp -a ./cron_lufi "${lufi_cron}"
+sudo cp -a ./logrotate_lufi "${lufi_logrotate}"
+
+# Set ssowat config
+if [ "$is_public" = "No" ];
+then
+	ynh_app_setting_delete $app skipped_uris
+fi
+
+# Reload services
+sudo systemctl reload php5-fpm
+sudo systemctl reload nginx
+sudo yunohost app ssowatconf
\ No newline at end of file
diff --git a/scripts/upgrade b/scripts/upgrade
new file mode 100644
index 0000000..cb20c1d
--- /dev/null
+++ b/scripts/upgrade
@@ -0,0 +1,44 @@
+#!/bin/bash
+
+# Exit on command errors and treat unset variables as an error
+set -eu
+
+source .fonctions	# Loads the generic functions usually used in the script
+source /usr/share/yunohost/helpers # Source YunoHost helpers
+
+# See comments in install script
+app=$YNH_APP_INSTANCE_NAME
+
+# Retrieve app settings
+domain=$(ynh_app_setting_get $app domain)
+path=$(ynh_app_setting_get $app path)
+is_public=$(ynh_app_setting_get $app is_public)
+
+CHECK_PATH	# Checks and corrects the syntax of the path.
+
+final_path=/var/www/$app
+
+# Get source
+SETUP_SOURCE
+
+# Modify Nginx configuration file and copy it to Nginx conf directory
+sudo sed -i "s@__PATHTOCHANGE__@$path@g" /etc/nginx/conf.d/$domain.d/$app.conf
+sudo sed -i "s@__FINALPATH__@$final_path@g" /etc/nginx/conf.d/$domain.d/$app.conf
+sudo sed -i "s@__NAMETOCHANGE__@$app@g" /etc/nginx/conf.d/$domain.d/$app.conf
+
+if [ "$is_public" = "Yes" ];
+then
+	sudo sed -i "s@#--PRIVATE--@@g" /etc/nginx/conf.d/$domain.d/$app.conf
+fi
+
+# Setup SSOwat
+ynh_app_setting_set "$app" is_public "$is_public"
+if [ "$is_public" = "Yes" ];
+then
+  ynh_app_setting_set "$app" unprotected_uris "/"
+fi
+
+# Reload Nginx
+sudo systemctl reload php5-fpm
+sudo systemctl reload nginx
+sudo yunohost app ssowatconf
\ No newline at end of file
diff --git a/sources/source_dir b/sources/source_dir
new file mode 100644
index 0000000..d03fe76
--- /dev/null
+++ b/sources/source_dir
@@ -0,0 +1 @@
+lufi-master-7db7688bc1e8bbe206f6717c98ece78d6e6a05fe
\ No newline at end of file
diff --git a/sources/source_md5 b/sources/source_md5
new file mode 100644
index 0000000..1e39d80
--- /dev/null
+++ b/sources/source_md5
@@ -0,0 +1 @@
+97091eb255f4b3389fd52e36b7860c1e  lufi.zip
\ No newline at end of file
diff --git a/sources/source_url b/sources/source_url
index 9dacef9..a7e8be1 100644
--- a/sources/source_url
+++ b/sources/source_url
@@ -1 +1 @@
-https://git.framasoft.org/luc/lutim/repository/archive.tar.gz?ref=master
+https://git.framasoft.org/luc/lufi/repository/archive.zip?ref=master
\ No newline at end of file