diff --git a/check_process b/check_process
index f714ae4..4315d73 100644
--- a/check_process
+++ b/check_process
@@ -8,7 +8,6 @@
 		    admin="john"	(USER)
 		    admin_password="Sup3rS3cr3t"	(PASSWORD)
         public_site="1"	(PUBLIC|public=1|private=0)
-		    architecture="x86-64"
 	  ; Checks
 		    pkg_linter=1
 		    setup_sub_dir=1
diff --git a/conf/add_sso_conf_webdav.py b/conf/add_sso_conf_webdav.py
index e5570d8..22d6961 100644
--- a/conf/add_sso_conf_webdav.py
+++ b/conf/add_sso_conf_webdav.py
@@ -2,7 +2,7 @@ import json
 
 with open("/etc/ssowat/conf.json.persistent", "r") as jsonFile:
     data = json.load(jsonFile)
-    data["unprotected_urls"].append("/seafdav")
+    data["skipped_urls"].append("/seafdav")
 
 with open("/etc/ssowat/conf.json.persistent", "w") as jsonFile:
     jsonFile.write(json.dumps(data, indent=4, sort_keys=True))
\ No newline at end of file
diff --git a/conf/logrotate b/conf/logrotate
deleted file mode 100644
index 59942a2..0000000
--- a/conf/logrotate
+++ /dev/null
@@ -1,28 +0,0 @@
-SEAFILE_DIR/logs/seaf-server.log
-{
-        daily
-        missingok
-        rotate 52
-        compress
-        delaycompress
-        notifempty
-        sharedscripts
-        postrotate
-                [ ! -f SEAFILE_DIR/pids/seaf-server.pid ] || kill -USR1 `cat SEAFILE_DIR/pids/seaf-server.pid`
-        endscript
-}
-
-SEAFILE_DIR/logs/ccnet.log
-{
-        daily
-        missingok
-        rotate 52
-        compress
-        delaycompress
-        notifempty
-        sharedscripts
-        postrotate
-                [ ! -f SEAFILE_DIR/pids/ccnet.pid ] || kill -USR1 `cat SEAFILE_DIR/pids/ccnet.pid`
-        endscript
-}
- 
diff --git a/conf/update_sso_conf.py b/conf/update_sso_conf.py
new file mode 100644
index 0000000..50c8903
--- /dev/null
+++ b/conf/update_sso_conf.py
@@ -0,0 +1,14 @@
+import json
+
+with open("/etc/ssowat/conf.json.persistent", "r") as jsonFile:
+    data = json.load(jsonFile)
+    data["unprotected_urls"].remove("/seafhttp")
+    data["unprotected_urls"].remove("/seafdav")
+    if "skipped_urls" in data:
+        data["skipped_urls"].append("/seafhttp")
+    else:
+        data["skipped_urls"] = ["/seafhttp"]
+    data["skipped_urls"].append("/seafdav")
+
+with open("/etc/ssowat/conf.json.persistent", "w") as jsonFile:
+    jsonFile.write(json.dumps(data, indent=4, sort_keys=True))
\ No newline at end of file
diff --git a/conf/upgrade_6.1.exp b/conf/upgrade_6.1.exp
new file mode 100644
index 0000000..cbcf505
--- /dev/null
+++ b/conf/upgrade_6.1.exp
@@ -0,0 +1,12 @@
+#!/usr/bin/expect
+set timeout 5
+
+set seafile_dir [lindex $argv 0]
+set mysql_password [lindex $argv 1]
+
+spawn $seafile_dir/upgrade/upgrade_5.1_6.0.sh
+
+expect "to contiune"
+send "\r";
+
+interact
diff --git a/manifest.json b/manifest.json
index b4a6954..7a0b699 100644
--- a/manifest.json
+++ b/manifest.json
@@ -4,6 +4,7 @@
     "packaging_format": 1,
     "license": "free",
     "url": "https://www.seafile.com",
+	"version": "6.1.1",
     "description": {
         "en": "Open Source Cloud Storage",
         "fr": "Stockage Cloud Open Source"
@@ -18,7 +19,7 @@
         "mysql"
     ],
     "requirements": {
-        "yunohost": ">= 2.4.0"
+        "yunohost": ">= 2.6.4"
     },
     "arguments": {
         "install": [
@@ -76,15 +77,6 @@
                     "fr": "Est-ce un site public ? Pour utiliser un client sur PC ou l'application mobile, Seafile doit être public"
                 },
                 "default": "1"
-            },
-            {
-                "name": "architecture",
-                "ask": {
-                    "en": "What is the server architecture?",
-                    "fr": "Quelle est l'architecture du serveur ?"
-                },
-                "choices": ["x86-64", "i386", "rpi"],
-                "default": "x86-64"
             }
         ]
     }
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 9c8196b..530e818 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -1,84 +1,98 @@
 #!/bin/bash 
 
-seafile_version=6.0.9
+# Retrieve arguments
+app=$YNH_APP_INSTANCE_NAME
+
+seafile_version=6.1.1
 
 ## Adapt md5sum while you update app
-x86_64sum="8d1547c51feecaff757eb64381ce154c"
-i386sum="8a0b9e08d9c80790752b435c3e148328"
-armsum="15ca4b69585a990e00474e4cfc4be9eb"
+x86_64sum="3f887d018bd7eaa8b4e1e7830f365802311686636227f1c08a8c48e89aefc35c"
+i386sum="6d236c93f5a5f674c52b943428995cfe046965f17f2df9f644e17a704072603b"
+armsum="e40a8f3a91a4629428288aaabe4a2d6906dd00afc08faf08916f30b8c5a312e4"
 
-init_script() {
-    # Exit on command errors and treat unset variables as an error
-    set -eu
+# Detect the system architecture to download the right tarball
+# NOTE: `uname -m` is more accurate and universal than `arch`
+# See https://en.wikipedia.org/wiki/Uname
+if [ -n "$(uname -m | grep 64)" ]; then
+	architecture="x86-64"
+elif [ -n "$(uname -m | grep 86)" ]; then
+	architecture="i386"
+elif [ -n "$(uname -m | grep arm)" ]; then
+	architecture="arm"
+else
+	ynh_die "Unable to detect your achitecture, please open a bug describing \
+        your hardware and the result of the command \"uname -m\"." 1
+fi
 
-    # Source YunoHost helpers
-    source /usr/share/yunohost/helpers
-
-    # Retrieve arguments
-    app=$YNH_APP_INSTANCE_NAME
+get_configuration() {
+	final_path=$(ynh_app_setting_get $app final_path)
+	seafile_user=$(ynh_app_setting_get $app seafile_user)
+	
+	if [[ -z $final_path ]] || [[ -z $seafile_user ]]
+	then
+		if [[ -e /var/www/$app ]]
+		then
+			final_path=/var/www/$app
+			seafile_user=www-data
+		elif [[ -e /opt/yunohost/$app ]]
+		then
+			final_path=/opt/yunohost/$app
+			seafile_user=seafile
+		else
+			ynh_die "Error : can't find seafile path"
+		fi
+		ynh_app_setting_set $app final_path $final_path
+		ynh_app_setting_set $app seafile_user $seafile_user
+    fi
 }
 
-set_configuration() {
-    if [[ -e /var/www/$app ]]
-    then
-        final_path=/var/www/$app
-        seafile_user=www-data
-    elif [[ -e /opt/yunohost/$app ]]
-    then
-        final_path=/opt/yunohost/$app
-        seafile_user=seafile
-    else
-        ynh_die "Error : can't find seafile path"
-    fi
+config_nginx() {
+	ynh_replace_string PATHTOCHANGE1 $path ../conf/nginx.conf
+	ynh_replace_string PATHTOCHANGE2 $path2 ../conf/nginx.conf
+	ynh_replace_string ALIASTOCHANGE $final_path/ ../conf/nginx.conf
+	ynh_replace_string SEAHUB_PORT $seahub_port ../conf/nginx.conf
+	ynh_replace_string SEAFILE_FILESERVER_PORT $fileserver_port ../conf/nginx.conf
+	ynh_replace_string WEBDAV_PORT $webdav_port ../conf/nginx.conf
+	cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/seafile.conf
+	
+	systemctl reload nginx.service
 }
 
 get_source() {
-    if [[ $1 == 'rpi' ]]
+    if [[ $1 == 'arm' ]]
     then
         wget -q -O '/tmp/seafile_src.tar.gz' 'https://github.com/haiwen/seafile-rpi/releases/download/v'$2'/seafile-server_'$2'_stable_pi.tar.gz'
-        md5sum=$armsum
+        sha256sum=$armsum
     elif [[ $1 == 'x86-64' ]]
     then
         wget -q -O '/tmp/seafile_src.tar.gz' 'https://download.seadrive.org/seafile-server_'$2'_x86-64.tar.gz'
-        md5sum=$x86_64sum
+        sha256sum=$x86_64sum
     else
         wget -q -O '/tmp/seafile_src.tar.gz' 'https://download.seadrive.org/seafile-server_'$2'_i386.tar.gz'
-        md5sum=$i386sum
+        sha256sum=$i386sum
     fi
 
-    if [[ ! -e '/tmp/seafile_src.tar.gz' ]] || [[ $(md5sum '/tmp/seafile_src.tar.gz' | cut -d' ' -f1) != $md5sum ]]
+    if [[ ! -e '/tmp/seafile_src.tar.gz' ]] || [[ $(sha256sum '/tmp/seafile_src.tar.gz' | cut -d' ' -f1) != $sha256sum ]]
     then
         ynh_die "Error : can't get seafile source"
     fi
 }
 
-CHECK_VAR () {	# Vérifie que la variable n'est pas vide.
-# $1 = Variable à vérifier
-# $2 = Texte à afficher en cas d'erreur
-	test -n "$1" || (echo "$2" >&2 && false)
+extract_source() {
+	mkdir -p $final_path/seafile-server-$seafile_version
+	tar xzf '/tmp/seafile_src.tar.gz'
+	mv seafile-server-$seafile_version/* $final_path/seafile-server-$seafile_version
+	mv '/tmp/seafile_src.tar.gz' $final_path/installed/seafile-server_${seafile_version}.tar.gz
 }
 
-CHECK_PATH () {	# Vérifie la présence du / en début de path. Et son absence à la fin.
-	if [ "${path:0:1}" != "/" ]; then    # Si le premier caractère n'est pas un /
-		path="/$path"    # Ajoute un / en début de path
-	fi
-	if [ "${path:${#path}-1}" == "/" ] && [ ${#path} -gt 1 ]; then    # Si le dernier caractère est un / et que ce n'est pas le seul caractère.
-		path="${path:0:${#path}-1}"	# Supprime le dernier caractère
-	fi
+install_dependance() {
+	ynh_install_app_dependencies python2.7 python-setuptools python-simplejson python-imaging python-mysqldb python-flup expect ffmpeg python-requests
+	pip install pillow moviepy
 }
 
-# Find a free port and return it
-#
-# example: port=$(ynh_find_port 8080)
-#
-# usage: ynh_find_port begin_port
-# | arg: begin_port - port to start to search
-ynh_find_port () {
-	port=$1
-	test -n "$port" || ynh_die "The argument of ynh_find_port must be a valid port."
-	while netcat -z 127.0.0.1 $port       # Check if the port is free
-	do
-		port=$((port+1))	# Else, pass to next port
-	done
-	echo $port
+ynh_clean_setup () {
+	killall seafile-controller
+	killall seaf-server
+	killall ccnet-server
+	kill $(ps -C python2.7 -o pid,cmd | grep "python2.7 $final_path/seafile-server-$seafile_version/seahub/manage.py" | cut -d' ' -f1)
 }
diff --git a/scripts/backup b/scripts/backup
index 9852dba..b441733 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -1,70 +1,47 @@
 #!/bin/bash
 
-######## Actually we cant use common script in backup / restore script see this issue for more informations : https://dev.yunohost.org/issues/621
-# # Import common cmd
-# source ./_common.sh
-#
+# Source YunoHost helpers
+source /usr/share/yunohost/helpers
 
-######## We implement manually this fonctions 
+# Stop script if errors
+ynh_abort_if_errors
 
-init_script() {
-    # Exit on command errors and treat unset variables as an error
-    set -eu
-
-    # Source YunoHost helpers
-    source /usr/share/yunohost/helpers
-
-    # Retrieve arguments
-    app=$YNH_APP_INSTANCE_NAME
-}
-
-set_configuration() {
-    if [[ -e /var/www/$app ]]
-    then
-        final_path=/var/www/$app
-        seafile_user=www-data
-    elif [[ -e /opt/yunohost/$app ]]
-    then
-        final_path=/opt/yunohost/$app
-        seafile_user=seafile
-    else
-        ynh_die "Error : can't find seafile path"
-    fi
-}
-
-######## End of common fonctions
-
-# Init script
-init_script
+# Import common cmd
+source ../settings/scripts/_common.sh
 
 # Set configuration for user and final path
-set_configuration
+get_configuration
 
 # The parameter $1 is the backup directory location dedicated to the app
 BACKUP_DIR=$1
 
-# The parameter $2 is the id of the app instance ex: strut__2
-APP=$2
-
 # retrieve useful param
-domain=$(ynh_app_setting_get ${APP} domain)
-db_pwd=$(ynh_app_setting_get ${APP} mysqlpwd)
+domain=$(ynh_app_setting_get ${app} domain)
+db_pwd=$(ynh_app_setting_get ${app} mysqlpwd)
 
-# Backup app files
-sudo mkdir -p "${BACKUP_DIR}/www"
-sudo cp -a $final_path/. "${BACKUP_DIR}/www"
+# # Backup app files
 
-# Backup conf files
-sudo mkdir -p "${BACKUP_DIR}/conf"
-sudo cp -a /etc/nginx/conf.d/$domain.d/${APP}.conf "${BACKUP_DIR}/conf/${APP}.conf"
-sudo cp -a /etc/logrotate.d/${APP} "${BACKUP_DIR}/conf/${APP}"
-sudo cp -a /etc/init.d/seafile-server "${BACKUP_DIR}/conf/seafile-server"
+# mkdir -p "${BACKUP_DIR}/www"
+# cp -a $final_path/. "${BACKUP_DIR}/www"
+# 
+# # Backup conf files
+# mkdir -p "${BACKUP_DIR}/conf"
+# cp -a /etc/nginx/conf.d/$domain.d/${APP}.conf "${BACKUP_DIR}/conf/${APP}.conf"
+# cp -a /etc/init.d/seafile-server "${BACKUP_DIR}/conf/seafile-server"
+# 
+# # Backup data
+# mkdir -p "${BACKUP_DIR}/data"
+# cp -a /home/yunohost.app/seafile-data/. "${BACKUP_DIR}/data"
 
-# Backup data
-sudo mkdir -p "${BACKUP_DIR}/data"
-sudo cp -a /home/yunohost.app/seafile-data/. "${BACKUP_DIR}/data"
+
+ynh_backup $final_path
+ynh_backup /home/yunohost.app/seafile-data "data" 1
+ynh_backup /etc/nginx/conf.d/$domain.d/${APP}.conf
+ynh_backup /etc/init.d/seafile-server
 
 # Backup mysql
-mysqldump -u ${APP} -p$db_pwd ccnetdb | sudo dd of=${BACKUP_DIR}/ccnetdb.dmp
-mysqldump -u ${APP} -p$db_pwd seafiledb | sudo dd of=${BACKUP_DIR}/seafiledb.dmp
-mysqldump -u ${APP} -p$db_pwd seahubdb | sudo dd of=${BACKUP_DIR}/seahubdb.dmp
\ No newline at end of file
+ynh_mysql_dump_db 
+
+ynh_mysql_dump_db ccnetdb > ${YNH_CWD}/ccnetdb.dmp
+ynh_mysql_dump_db seafiledb > ${YNH_CWD}/seafiledb.dmp
+ynh_mysql_dump_db seahubdb > ${YNH_CWD}/seahubdb.dmp
\ No newline at end of file
diff --git a/scripts/install b/scripts/install
index d7cb34e..66e95c6 100644
--- a/scripts/install
+++ b/scripts/install
@@ -1,30 +1,48 @@
 #!/bin/bash
 
+# Source YunoHost helpers
+source /usr/share/yunohost/helpers
+
+# Stop script if errors
+ynh_abort_if_errors
+
 # Import common cmd
 source ./_common.sh
 
-# Init script
-init_script
-
 # Retrieve arguments
 domain=$YNH_APP_ARG_DOMAIN
-path=$YNH_APP_ARG_PATH
+path=$(ynh_normalize_url_path $YNH_APP_ARG_PATH)
 server_name=$YNH_APP_ARG_SERVER_NAME
 admin=$YNH_APP_ARG_ADMIN
 admin_password=$YNH_APP_ARG_ADMIN_PASSWORD
 is_public=$YNH_APP_ARG_PUBLIC_SITE
-architecture=$YNH_APP_ARG_ARCHITECTURE
 seafile_data=/home/yunohost.app/seafile-data
 final_path=/var/www/$app
 seafile_user=www-data
 
-# Correct path if it is not correct
-CHECK_PATH
-
 # Check domain/path availability
-sudo yunohost app checkurl "${domain}${path}" -a "$app" \
-    || ynh_die "Path not available: ${domain}${path}"
-    
+test $(ynh_webpath_available $domain $path) == 'True' || ynh_die "$domain$path is not available, please use an other domain or path."
+ynh_webpath_register $app $domain $path
+
+# Check Final Path availability
+test ! -e "$final_path" || ynh_die "This path already contains a folder"
+
+# Find available ports
+seahub_port=$(ynh_find_port 8000)
+fileserver_port=$(ynh_find_port 8082)
+webdav_port=$(ynh_find_port 8080)
+
+# store config in yunohost
+ynh_app_setting_set $app server_name $server_name
+ynh_app_setting_set $app final_path $final_path
+ynh_app_setting_set $app seafile_user $seafile_user
+ynh_app_setting_set $app admin $admin
+ynh_app_setting_set $app seahub_port $seahub_port
+ynh_app_setting_set $app fileserver_port $fileserver_port
+ynh_app_setting_set $app webdav_port $webdav_port
+ynh_app_setting_set $app is_public $is_public
+ynh_app_setting_set $app installed_version $seafile_version
+
 # Create special path with / at the end
 if [[ $path == '/' ]]
 then
@@ -37,36 +55,19 @@ fi
 get_source $architecture $seafile_version
 
 # Retrieve admin email
-admin_email=$(sudo yunohost user info $admin | grep mail: | sed "s/mail: //g")
+admin_email=$(yunohost user info $admin | grep mail: | sed "s/mail: //g")
 
 # Check dependencies
-sudo apt-get update
-sudo apt-get install -qq python2.7 python-setuptools python-simplejson python-imaging python-mysqldb python-flup expect
+install_dependance
 
 # Copy files to the right place
-test -e $final_path && sudo rm -rf "$final_path"
-test -e $seafile_data && sudo rm -rf "$seafile_data"
-sudo mkdir -p $final_path
-sudo mkdir -p $final_path/installed
-sudo mkdir -p $final_path/logs
-sudo mkdir -p $final_path/seafile-data
-sudo mkdir -p $final_path/seafile-server-$seafile_version
-sudo tar xzf '/tmp/seafile_src.tar.gz'
-sudo mv seafile-server-$seafile_version/* $final_path/seafile-server-$seafile_version
-sudo mv '/tmp/seafile_src.tar.gz' $final_path/installed/seafile-server_${seafile_version}.tar.gz
-
-# Find available ports
-seahub_port=$(ynh_find_port 8000)
-fileserver_port=$(ynh_find_port 8082)
-webdav_port=$(ynh_find_port 8080)
-
-# store config in yunohost
-ynh_app_setting_set $app seahub_port $seahub_port
-ynh_app_setting_set $app fileserver_port $fileserver_port
-ynh_app_setting_set $app webdav_port $webdav_port
-ynh_app_setting_set $app is_public $is_public
-ynh_app_setting_set $app architecture $architecture
-ynh_app_setting_set $app installed_version $seafile_version
+test -e $final_path && rm -rf "$final_path"
+test -e $seafile_data && rm -rf "$seafile_data"
+mkdir -p $final_path
+mkdir -p $final_path/installed
+mkdir -p $final_path/logs
+mkdir -p $final_path/seafile-data
+extract_source
 
 # init databases
 dbuser=seafile
@@ -77,72 +78,69 @@ ynh_mysql_create_db seafiledb "$dbuser" "$db_pwd"
 ynh_mysql_create_db seahubdb "$dbuser" "$db_pwd"
 
 # Run install script
-sudo chmod +x ../conf/install.exp
-sudo chmod +x $final_path/seafile-server-$seafile_version/setup-seafile-mysql.sh
-sudo ../conf/install.exp $final_path/seafile-server-$seafile_version $server_name $domain $seafile_data $fileserver_port $db_pwd
+chmod +x ../conf/install.exp
+chmod +x $final_path/seafile-server-$seafile_version/setup-seafile-mysql.sh
+../conf/install.exp $final_path/seafile-server-$seafile_version $server_name $domain $seafile_data $fileserver_port $db_pwd
 
 # Update seafile config
-sudo sed -i "s@http://@https://@g" $final_path/conf/ccnet.conf
-sudo sed -i "s@:8000@$path@g" $final_path/conf/ccnet.conf
-echo 'FILE_SERVER_ROOT = "https://'$domain'/seafhttp"' | sudo tee -a $final_path/conf/seahub_settings.py
-echo 'SITE_ROOT = "'$path2'"' | sudo tee -a $final_path/conf/seahub_settings.py
-echo 'SERVE_STATIC = False' | sudo tee -a $final_path/conf/seahub_settings.py
-echo 'MEDIA_URL = "'$path2'media/"' | sudo tee -a $final_path/conf/seahub_settings.py
-echo 'COMPRESS_URL = MEDIA_URL' | sudo tee -a $final_path/conf/seahub_settings.py
-echo "STATIC_URL = MEDIA_URL + 'assets/'" | sudo tee -a $final_path/conf/seahub_settings.py
-echo "LOGIN_URL = '"$path2"accounts/login/'" | sudo tee -a $final_path/conf/seahub_settings.py
+ynh_replace_string http:// https:// $final_path/conf/ccnet.conf
+ynh_replace_string :8000 $path $final_path/conf/ccnet.conf
+echo 'FILE_SERVER_ROOT = "https://'$domain'/seafhttp"' | tee -a $final_path/conf/seahub_settings.py
+echo 'SITE_ROOT = "'$path2'"' | tee -a $final_path/conf/seahub_settings.py
+echo 'SERVE_STATIC = False' | tee -a $final_path/conf/seahub_settings.py
+echo 'MEDIA_URL = "'$path2'media/"' | tee -a $final_path/conf/seahub_settings.py
+echo 'COMPRESS_URL = MEDIA_URL' | tee -a $final_path/conf/seahub_settings.py
+echo "STATIC_URL = MEDIA_URL + 'assets/'" | tee -a $final_path/conf/seahub_settings.py
+echo "LOGIN_URL = '"$path2"accounts/login/'" | tee -a $final_path/conf/seahub_settings.py
 
 # Email configuration
-echo 'EMAIL_USE_TLS = False' | sudo tee -a $final_path/conf/seahub_settings.py
-echo 'EMAIL_HOST = "localhost"' | sudo tee -a $final_path/conf/seahub_settings.py
-echo 'EMAIL_HOST_USER = "seafile@'$domain'"' | sudo tee -a $final_path/conf/seahub_settings.py
-echo 'EMAIL_HOST_PASSWORD = ""' | sudo tee -a $final_path/conf/seahub_settings.py
-echo 'EMAIL_PORT = "25"' | sudo tee -a $final_path/conf/seahub_settings.py
-echo 'DEFAULT_FROM_EMAIL = "seafile@'$domain'"' | sudo tee -a $final_path/conf/seahub_settings.py
-echo 'SERVER_EMAIL = "seafile@'$domain'"' | sudo tee -a $final_path/conf/seahub_settings.py
+echo 'EMAIL_USE_TLS = False' | tee -a $final_path/conf/seahub_settings.py
+echo 'EMAIL_HOST = "localhost"' | tee -a $final_path/conf/seahub_settings.py
+echo 'EMAIL_HOST_USER = "seafile@'$domain'"' | tee -a $final_path/conf/seahub_settings.py
+echo 'EMAIL_HOST_PASSWORD = ""' | tee -a $final_path/conf/seahub_settings.py
+echo 'EMAIL_PORT = "25"' | tee -a $final_path/conf/seahub_settings.py
+echo 'DEFAULT_FROM_EMAIL = "seafile@'$domain'"' | tee -a $final_path/conf/seahub_settings.py
+echo 'SERVER_EMAIL = "seafile@'$domain'"' | tee -a $final_path/conf/seahub_settings.py
 
 # LDAP configuration
-echo '[LDAP]' | sudo tee -a $final_path/conf/ccnet.conf
-echo 'HOST = ldap://localhost:389' | sudo tee -a $final_path/conf/ccnet.conf
-echo 'BASE = ou=users,dc=yunohost,dc=org' | sudo tee -a $final_path/conf/ccnet.conf
-echo 'LOGIN_ATTR = mail' | sudo tee -a $final_path/conf/ccnet.conf
+echo '[LDAP]' | tee -a $final_path/conf/ccnet.conf
+echo 'HOST = ldap://localhost:389' | tee -a $final_path/conf/ccnet.conf
+echo 'BASE = ou=users,dc=yunohost,dc=org' | tee -a $final_path/conf/ccnet.conf
+echo 'LOGIN_ATTR = mail' | tee -a $final_path/conf/ccnet.conf
 
-# Add Seafile Server to startup
-sudo cp ../conf/seafile-server /etc/init.d
-sudo sed -i "s@SEAHUB_PORT@$seahub_port@g" /etc/init.d/seafile-server
-sudo sed -i "s@SEAFILE_DIR@$final_path@g" /etc/init.d/seafile-server
-sudo chmod +x /etc/init.d/seafile-server
-sudo update-rc.d seafile-server defaults
-
-# Modify Nginx configuration file and copy it to Nginx conf directory
-sed -i "s@PATHTOCHANGE1@$path@g" ../conf/nginx.conf
-sed -i "s@PATHTOCHANGE2@$path2@g" ../conf/nginx.conf
-sed -i "s@ALIASTOCHANGE@$final_path/@g" ../conf/nginx.conf
-sed -i "s@SEAHUB_PORT@$seahub_port@g" ../conf/nginx.conf
-sed -i "s@SEAFILE_FILESERVER_PORT@$fileserver_port@g" ../conf/nginx.conf
-sed -i "s@WEBDAV_PORT@$webdav_port@g" ../conf/nginx.conf
-sudo cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/seafile.conf
+# Fix local warning
+ynh_replace_string en_US.UTF-8 $LANG $final_path/seafile-server-$seafile_version/seahub.sh
 
 # Add webdav
-sudo cp ../conf/seafdav.conf $final_path/conf/seafdav.conf
-sudo sed -i "s@WEBDAV_PORT@$webdav_port@g" $final_path/conf/seafdav.conf
+cp ../conf/seafdav.conf $final_path/conf/seafdav.conf
+ynh_replace_string WEBDAV_PORT $webdav_port $final_path/conf/seafdav.conf
+
+# Add Seafile Server to startup
+cp ../conf/seafile-server /etc/init.d
+ynh_replace_string SEAHUB_PORT $seahub_port /etc/init.d/seafile-server
+ynh_replace_string SEAFILE_DIR $final_path /etc/init.d/seafile-server
+chmod +x /etc/init.d/seafile-server
+update-rc.d seafile-server defaults
+
+# Config nginx
+config_nginx
 
 # Copy first launch script
-sudo cp ../conf/first_launch.exp $final_path
-sudo chmod +x $final_path/first_launch.exp
+cp ../conf/first_launch.exp $final_path
+chmod +x $final_path/first_launch.exp
 
 # Set permissions to seafile directory
-sudo chown -R $seafile_user:$seafile_user $final_path
-sudo chown -R $seafile_user:$seafile_user $seafile_data
+chown -R $seafile_user:$seafile_user $final_path
+chown -R $seafile_user:$seafile_user $seafile_data
 
 # Start seafile, seahub and populate admin account
-sudo su - $seafile_user -s /bin/bash -c "$final_path/seafile-server-$seafile_version/seafile.sh start"
-sudo su - $seafile_user -s /bin/bash -c "$final_path/first_launch.exp $final_path/seafile-server-$seafile_version $admin_email $admin_password"
+su - $seafile_user -s /bin/bash -c "$final_path/seafile-server-$seafile_version/seafile.sh start"
+su - $seafile_user -s /bin/bash -c "$final_path/first_launch.exp $final_path/seafile-server-$seafile_version $admin_email $admin_password"
 
 # Add sso config to unprotect domain.tld/seafhttp + domain.tld/seafdav do in /etc/ssowat/conf.json.persistent
-sudo cp ../conf/add_sso_conf.py $final_path
-sudo cp ../conf/remove_sso_conf.py $final_path
-sudo python $final_path/add_sso_conf.py
+cp ../conf/add_sso_conf.py $final_path
+cp ../conf/remove_sso_conf.py $final_path
+python $final_path/add_sso_conf.py
 
 # unprotect media
 ynh_app_setting_set seafile unprotected_uris "/media"
@@ -151,22 +149,17 @@ if [ "$is_public" = "0" ]
 then
 	ynh_app_setting_delete seafile unprotected_uris
 else
-        ynh_app_setting_set seafile unprotected_uris "/"
+	ynh_app_setting_set seafile unprotected_uris "/"
 fi
 
 # Add logrotate
-sudo cp ../conf/logrotate /etc/logrotate.d/seafile
-sudo sed -i "s@SEAFILE_DIR@$final_path@g" /etc/logrotate.d/seafile
-sudo service rsyslog restart
+ynh_use_logrotate $final_path/logs/seaf-server.log
+ynh_use_logrotate $final_path/logs/ccnet.log
 
 # register yunohost service
-sudo yunohost service add seafile-server
-
-# Reload Nginx and regenerate SSOwat conf
-sudo service nginx reload
-sudo yunohost app ssowatconf
+yunohost service add seafile-server
 
 # Restart seafile
-sudo su - $seafile_user -s /bin/bash -c "$final_path/seafile-server-latest/seahub.sh stop"
-sudo service seafile-server stop
-sudo service seafile-server start
+su - $seafile_user -s /bin/bash -c "$final_path/seafile-server-latest/seahub.sh stop"
+systemctl stop seafile-server.service
+systemctl start seafile-server.service # || (sleep 2 && systemctl start seafile-server.service)
diff --git a/scripts/remove b/scripts/remove
index b9ed7eb..8c17dd8 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -1,32 +1,46 @@
 #!/bin/bash
 
+# Source YunoHost helpers
+source /usr/share/yunohost/helpers
+
+# Stop script if errors
+set -u
+
 # Import common cmd
 source ./_common.sh
 
-# Init script
-init_script
+# Init get Final path
+get_configuration
 
-sudo service seafile-server stop || true
+# Retrieve arguments
+domain=$(ynh_app_setting_get $app domain)
+
+systemctl stop seafile-server.service
 
 # remove sso config to unprotect domain.tld/seafhttp in /etc/ssowat/conf.json.persistent
-test -e /var/www/$app/remove_sso_conf.py && sudo python /var/www/$app/remove_sso_conf.py
-test -e /opt/yunohost/$app/remove_sso_conf.py && sudo python /opt/yunohost/$app/remove_sso_conf.py
-sudo rm -rf /var/www/$app 
-sudo rm -rf /opt/yunohost/$app
-sudo rm -f /etc/init.d/seafile-server
-sudo rm -rf /home/yunohost.app/seafile-data
-sudo rm -rf /tmp/seahub_cache
+test -e /var/www/$app/remove_sso_conf.py && python /var/www/$app/remove_sso_conf.py
+test -e /opt/yunohost/$app/remove_sso_conf.py && python /opt/yunohost/$app/remove_sso_conf.py
+ynh_secure_remove /var/www/$app
+ynh_secure_remove /opt/yunohost/$app
+ynh_secure_remove /etc/init.d/seafile-server
+ynh_secure_remove /home/yunohost.app/seafile-data
+ynh_secure_remove /tmp/seahub_cache
 
 # Remove databases
-root_pwd=$(sudo cat /etc/yunohost/mysql)
-mysql -u root -p$root_pwd -e "DROP DATABASE ccnetdb ; DROP DATABASE seafiledb ; DROP DATABASE seahubdb ; DROP USER seafile@localhost ;" || true
+ynh_mysql_drop_db ccnetdb
+ynh_mysql_drop_db seafiledb
+ynh_mysql_drop_db seahubdb
+
+# Remove depandance
+ynh_remove_app_dependencies
 
 # Remove domain config
-domain=$(ynh_app_setting_get seafile domain)
-sudo rm -f /etc/nginx/conf.d/$domain.d/seafile.conf
+ynh_secure_remove /etc/nginx/conf.d/$domain.d/seafile.conf
 
-sudo yunohost service remove seafile-server
+# Remove logrotate
+ynh_remove_logrotate
 
-# Restart services
-sudo service nginx reload
-sudo yunohost app ssowatconf
\ No newline at end of file
+yunohost service remove seafile-server
+
+# Reload nginx
+systemctl reload nginx.service
\ No newline at end of file
diff --git a/scripts/restore b/scripts/restore
index 41e1441..ec6d282 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -1,145 +1,73 @@
 #!/bin/bash
 
-######## Actually we cant use common script in backup / restore script see this issue for more informations : https://dev.yunohost.org/issues/621
-# # Import common cmd
-# source ./_common.sh
-#
+# Source YunoHost helpers
+source /usr/share/yunohost/helpers
 
-######## We implement manually this fonctions 
+# Stop script if errors
+ynh_abort_if_errors
 
-seafile_version=6.0.9
+# Import common cmd
+source ../settings/scripts/_common.sh
 
-## Adapt md5sum while you update app
-x86_64sum="8d1547c51feecaff757eb64381ce154c"
-i386sum="8a0b9e08d9c80790752b435c3e148328"
-armsum="15ca4b69585a990e00474e4cfc4be9eb"
-
-init_script() {
-    # Exit on command errors and treat unset variables as an error
-    set -eu
-
-    # Source YunoHost helpers
-    source /usr/share/yunohost/helpers
-
-    # Retrieve arguments
-    app=$YNH_APP_INSTANCE_NAME
-}
-
-set_configuration() {
-    if [[ -e /var/www/$app ]]
-    then
-        final_path=/var/www/$app
-        seafile_user=www-data
-    elif [[ -e /opt/yunohost/$app ]]
-    then
-        final_path=/opt/yunohost/$app
-        seafile_user=seafile
-    else
-        ynh_die "Error : can't find seafile path"
-    fi
-}
-
-get_source() {
-    if [[ $1 == 'rpi' ]]
-    then
-        wget -q -O '/tmp/seafile_src.tar.gz' 'https://github.com/haiwen/seafile-rpi/releases/download/v'$2'/seafile-server_'$2'_stable_pi.tar.gz'
-        md5sum=$armsum
-    elif [[ $1 == 'x86-64' ]]
-    then
-        wget -q -O '/tmp/seafile_src.tar.gz' 'https://bintray.com/artifact/download/seafile-org/seafile/seafile-server_'$2'_x86-64.tar.gz'
-        md5sum=$x86_64sum
-    else
-        wget -q -O '/tmp/seafile_src.tar.gz' 'https://bintray.com/artifact/download/seafile-org/seafile/seafile-server_'$2'_i386.tar.gz'
-        md5sum=$i386sum
-    fi
-
-    if [[ ! -e '/tmp/seafile_src.tar.gz' ]] || [[ $(md5sum '/tmp/seafile_src.tar.gz' | cut -d' ' -f1) != $md5sum ]]
-    then
-        ynh_die "Error : can't get seafile source"
-    fi
-}
-
-CHECK_VAR () {	# Vérifie que la variable n'est pas vide.
-# $1 = Variable à vérifier
-# $2 = Texte à afficher en cas d'erreur
-	test -n "$1" || (echo "$2" >&2 && false)
-}
-
-CHECK_PATH () {	# Vérifie la présence du / en début de path. Et son absence à la fin.
-	if [ "${path:0:1}" != "/" ]; then    # Si le premier caractère n'est pas un /
-		path="/$path"    # Ajoute un / en début de path
-	fi
-	if [ "${path:${#path}-1}" == "/" ] && [ ${#path} -gt 1 ]; then    # Si le dernier caractère est un / et que ce n'est pas le seul caractère.
-		path="${path:0:${#path}-1}"	# Supprime le dernier caractère
-	fi
-}
-
-######## End of common fonctions
-
-# Init script
-init_script
+# Init get Final path
+get_configuration
 
 # Retrieve arguments
+domain=$(ynh_app_setting_get $app domain)
+path=$(ynh_normalize_url_path $(ynh_app_setting_get $app path))
+db_pwd=$(ynh_app_setting_get ${app} mysqlpwd)
 final_path=/var/www/$app
 seafile_user=www-data
-
-# The parameter $1 is the backup directory location dedicated to the app
 BACKUP_DIR=$1
 
-# retrieve useful param
-domain=$(ynh_app_setting_get ${app} domain)
-db_pwd=$(ynh_app_setting_get ${app} mysqlpwd)
-path=$(ynh_app_setting_get ${app} path)
-
-# Correct path if it is not correct
-CHECK_PATH
-
 # Check domain/path availability
-sudo yunohost app checkurl $domain$path -a ${app}  \
-    || (echo "Path not available: $domain$path" && ynh_die "Error : path not available")
-    
+ynh_webpath_available $domain $path || ynh_die "$domain/$path is not available, please use an other domain or path."
+
 # Restore dependencies
-sudo apt-get update
-sudo apt-get install -qq python2.7 python-setuptools python-simplejson python-imaging python-mysqldb python-flup expect
+install_dependance
 
-# Restore app files
-final_path=$final_path
-sudo mkdir -p $final_path
-sudo cp -a "${BACKUP_DIR}/www/." $final_path
-sudo chown -R $seafile_user:$seafile_user $final_path
+# # Restore app files
+# final_path=$final_path
+# mkdir -p $final_path
+# cp -a "${BACKUP_DIR}/www/." $final_path
+# chown -R $seafile_user:$seafile_user $final_path
+# 
+# # Restore conf files
+# cp -a "${BACKUP_DIR}/conf/${app}.conf" /etc/nginx/conf.d/$domain.d/${app}.conf
+# cp -a "${BACKUP_DIR}/conf/${app}" /etc/logrotate.d/${app}
+# cp -a "${BACKUP_DIR}/conf/seafile-server" /etc/init.d/seafile-server
+# chmod +x /etc/init.d/seafile-server
+# 
+# # Restore data
+# seafile_data=/home/yunohost.app/seafile-data
+# mkdir -p $seafile_data
+# cp -a "${BACKUP_DIR}/data/." /home/yunohost.app/seafile-data/.
+# chown -R $seafile_user:$seafile_user $seafile_data
 
-# Restore conf files
-sudo cp -a "${BACKUP_DIR}/conf/${app}.conf" /etc/nginx/conf.d/$domain.d/${app}.conf
-sudo cp -a "${BACKUP_DIR}/conf/${app}" /etc/logrotate.d/${app}
-sudo cp -a "${BACKUP_DIR}/conf/seafile-server" /etc/init.d/seafile-server
-sudo chmod +x /etc/init.d/seafile-server
-
-# Restore data
-seafile_data=/home/yunohost.app/seafile-data
-sudo mkdir -p $seafile_data
-sudo cp -a "${BACKUP_DIR}/data/." /home/yunohost.app/seafile-data/.
-sudo chown -R $seafile_user:$seafile_user $seafile_data
+# Restore all config and data
+ynh_restore
 
 # Restore mysql dump
 dbuser=seafile
 ynh_mysql_create_db ccnetdb "$dbuser" "$db_pwd"
 ynh_mysql_create_db seafiledb "$dbuser" "$db_pwd"
 ynh_mysql_create_db seahubdb "$dbuser" "$db_pwd"
-sudo su -c "mysql -u ${app} -p$db_pwd ccnetdb < ${BACKUP_DIR}/ccnetdb.dmp"
-sudo su -c "mysql -u ${app} -p$db_pwd seafiledb < ${BACKUP_DIR}/seafiledb.dmp"
-sudo su -c "mysql -u ${app} -p$db_pwd seahubdb < ${BACKUP_DIR}/seahubdb.dmp"
+su -c "mysql -u ${app} -p$db_pwd ccnetdb < ${YNH_CWD}/ccnetdb.dmp"
+su -c "mysql -u ${app} -p$db_pwd seafiledb < ${YNH_CWD}/seafiledb.dmp"
+su -c "mysql -u ${app} -p$db_pwd seahubdb < ${YNH_CWD}/seahubdb.dmp"
 
 # Restore sso persistent config
-sudo python $final_path/add_sso_conf.py
+python $final_path/add_sso_conf.py
+
+# Add logrotate
+ynh_use_logrotate $final_path/logs/seaf-server.log
+ynh_use_logrotate $final_path/logs/ccnet.log
 
 # Add Seafile to YunoHost's monitored services
-sudo yunohost service add seafile-server
+yunohost service add seafile-server
 
-# Reload/restart services
-sudo update-rc.d seafile-server defaults
-sudo service rsyslog restart
-sudo yunohost app ssowatconf
-sudo service nginx reload
+# Reload nginx
+systemctl reload nginx.service
 
 # start seafile
-sudo service seafile-server start
+systemctl start seafile-server.service
diff --git a/scripts/upgrade b/scripts/upgrade
index e06d718..62bacc5 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -1,143 +1,138 @@
 #!/bin/bash
 
+# Source YunoHost helpers
+source /usr/share/yunohost/helpers
+
+# Stop script if errors
+ynh_abort_if_errors
+
 # Import common cmd
 source ./_common.sh
 
-# Init script
-init_script
+# Init get Final path
+get_configuration
 
-# Retrieve settings
+# Retrieve arguments
+domain=$(ynh_app_setting_get $app domain)
+path=$(ynh_normalize_url_path $(ynh_app_setting_get $app path))
 installed_version=$(ynh_app_setting_get $app installed_version)
-architecture=$(ynh_app_setting_get $app architecture)
-path=$(ynh_app_setting_get $app path)
-root_pwd=$(sudo cat /etc/yunohost/mysql)
+root_pwd=$(cat /etc/yunohost/mysql)
 
-# Set configuration for user and final path
-set_configuration
+# Get configuration for user and final path
+get_configuration
 
 # Download new version from sources
 get_source $architecture $seafile_version
 
 # stop seafile server
-sudo service seafile-server stop
+systemctl stop seafile-server.service
 
 # extract new version
-test -e $final_path/seafile-server-$seafile_version && sudo rm -rf "$final_path/seafile-server-$seafile_version"
-sudo mkdir -p $final_path/seafile-server-$seafile_version
-sudo tar xzf '/tmp/seafile_src.tar.gz'
-sudo mv seafile-server-$seafile_version/* $final_path/seafile-server-$seafile_version
-sudo mv '/tmp/seafile_src.tar.gz' $final_path/installed/seafile-server_${seafile_version}.tar.gz
+test -e $final_path/seafile-server-$seafile_version && rm -rf "$final_path/seafile-server-$seafile_version"
+extract_source
 
 # permission to execute update script and expect helper
-sudo chmod +x ../conf/upgrade_*.exp
-sudo chmod +x ../conf/minor-upgrade.exp
-sudo chmod +x $final_path/seafile-server-$seafile_version/upgrade/upgrade_*.sh
-sudo chmod +x $final_path/seafile-server-$seafile_version/upgrade/minor-upgrade.sh
+chmod +x ../conf/upgrade_*.exp
+chmod +x ../conf/minor-upgrade.exp
+chmod +x $final_path/seafile-server-$seafile_version/upgrade/upgrade_*.sh
+chmod +x $final_path/seafile-server-$seafile_version/upgrade/minor-upgrade.sh
 
 # do the upgrade    ( the ";&" syntax mean when it go in the frist cas how are true it do the next case)
 case $installed_version in
 "4.0."* )
 	# Update seafile by script
-	sudo ../conf/upgrade_4.1.1.exp $final_path/seafile-server-$seafile_version $root_pwd
+	../conf/upgrade_4.1.1.exp $final_path/seafile-server-$seafile_version $root_pwd
 ;&
 "4.1."* )
 	# Update seafile by script
-	sudo ../conf/upgrade_4.2.1.exp $final_path/seafile-server-$seafile_version $root_pwd
+	../conf/upgrade_4.2.1.exp $final_path/seafile-server-$seafile_version $root_pwd
 ;&
 "4.3."* )
 	# Update seafile by script
-	sudo ../conf/upgrade_4.4.3.exp $final_path/seafile-server-$seafile_version $root_pwd
+	../conf/upgrade_4.4.3.exp $final_path/seafile-server-$seafile_version $root_pwd
 ;&
 "4.4."* )
 	# Update seafile by script
-	sudo ../conf/upgrade_5.0.3.exp $final_path/seafile-server-$seafile_version $root_pwd
+	../conf/upgrade_5.0.3.exp $final_path/seafile-server-$seafile_version $root_pwd
 ;&
 "5.0."* )
 	# Update seafile by script
-	sudo ../conf/upgrade_5.1.exp $final_path/seafile-server-$seafile_version $root_pwd
+	../conf/upgrade_5.1.exp $final_path/seafile-server-$seafile_version $root_pwd
 ;&
 "5.1."* )
 	# Update seafile by script
-	sudo ../conf/upgrade_6.0.exp $final_path/seafile-server-$seafile_version $root_pwd
+	../conf/upgrade_6.0.exp $final_path/seafile-server-$seafile_version $root_pwd
+;&
+"6.0."* )
+	python ../conf/update_sso_conf.py
+	install_dependance
+	
+	# Update seafile by script
+	../conf/upgrade_6.1.exp $final_path/seafile-server-$seafile_version $root_pwd
 ;&
 esac
 
-sudo ../conf/minor-upgrade.exp $final_path/seafile-server-$seafile_version $root_pwd
+../conf/minor-upgrade.exp $final_path/seafile-server-$seafile_version $root_pwd
 
 ## Install webdav and logrotate if not installed
 if [[ $installed_version = "4.0."* ]] || [[ $installed_version = "4.1."* ]]
 then
-	# findPort
-	findPort () {
-	    port=$1
-
-	    sudo yunohost app checkport $port
-	    while [[ ! $? -eq 0 ]]
-		do
-		    port=$(($port + 1))
-		    sudo yunohost app checkport $port
-		done
-
-	  return $port
-	}
-	
-	findPort 8080
-	webdav_port=$port
+	webdav_port=$(ynh_find_port 8080)
 	ynh_app_setting_set seafile webdav_port $webdav_port
 	
 	# Disallow port that was used by old seafile client
 	ccnet_port=$(ynh_app_setting_get $app ccnet_port)
 	seafile_port=$(ynh_app_setting_get $app seafile_port)
-	sudo yunohost firewall disallow Both $ccnet_port
-	sudo yunohost firewall disallow Both $seafile_port
+	yunohost firewall disallow Both $ccnet_port
+	yunohost firewall disallow Both $seafile_port
 	
 	# Add webdav to nginx config
-	sed -i "s@WEBDAV_PORT@$webdav_port@g" ../conf/nginx_add_webdav
-	domain=$(ynh_app_setting_get seafile domain)
-	echo $(cat ../conf/nginx_add_webdav) | sudo tee -a /etc/nginx/conf.d/$domain.d/seafile.conf
+	ynh_replace_string WEBDAV_PORT $webdav_port ../conf/nginx_add_webdav
+	echo $(cat ../conf/nginx_add_webdav) | tee -a /etc/nginx/conf.d/$domain.d/seafile.conf
 	
 	# Add webdav config
-	sudo cp ../conf/seafdav.conf $final_path/conf/seafdav.conf
-	sudo sed -i "s@WEBDAV_PORT@$webdav_port@g" $final_path/conf/seafdav.conf
+	cp ../conf/seafdav.conf $final_path/conf/seafdav.conf
+	ynh_replace_string WEBDAV_PORT $webdav_port $final_path/conf/seafdav.conf
 	
 	# Add sso config to unprotect domain.tld/seafdav in /etc/ssowat/conf.json.persistent
-	sudo cp ../conf/add_sso_conf.py $final_path
-	sudo cp ../conf/add_sso_conf_webdav.py $final_path
-	sudo cp ../conf/remove_sso_conf.py $final_path
-	sudo python $final_path/add_sso_conf_webdav.py
+	cp ../conf/add_sso_conf.py $final_path
+	cp ../conf/add_sso_conf_webdav.py $final_path
+	cp ../conf/remove_sso_conf.py $final_path
+	python $final_path/add_sso_conf_webdav.py
 	
 	# Update seafile config
-	echo 'COMPRESS_URL = MEDIA_URL' | sudo tee -a $final_path/conf/seahub_settings.py
-	echo "STATIC_URL = MEDIA_URL + 'assets/'" | sudo tee -a $final_path/conf/seahub_settings.py
+	echo 'COMPRESS_URL = MEDIA_URL' | tee -a $final_path/conf/seahub_settings.py
+	echo "STATIC_URL = MEDIA_URL + 'assets/'" | tee -a $final_path/conf/seahub_settings.py
 	
 	# Add logrotate
-	sudo cp ../conf/logrotate /etc/logrotate.d/seafile
-	sudo sed -i "s@SEAFILE_DIR@$final_path@g" /etc/logrotate.d/seafile
-	sudo service rsyslog restart
+	ynh_use_logrotate $final_path/logs/seaf-server.log
+	ynh_use_logrotate $final_path/logs/ccnet.log
 fi
 
 # Update seahub config for old version to version 5.0.4
-if [[ $(sudo grep -c "LOGIN_URL" $final_path/conf/seahub_settings.py) == 0 ]]
+if [[ $(grep -c "LOGIN_URL" $final_path/conf/seahub_settings.py) == 0 ]]
 then
-        echo "LOGIN_URL = '"$path"/accounts/login/'" | sudo tee -a $final_path/conf/seahub_settings.py
+        echo "LOGIN_URL = '"$path"/accounts/login/'" | tee -a $final_path/conf/seahub_settings.py
 fi
 
+# Fix local warning
+ynh_replace_string en_US.UTF-8 $LANG $final_path/seafile-server-$seafile_version/seahub.sh
+
 # restore correct permissions
-sudo chown -R $seafile_user:$seafile_user $final_path
+chown -R $seafile_user:$seafile_user $final_path
 
 # delete seafile cache
-sudo rm -rf /tmp/seahub_cache
+rm -rf /tmp/seahub_cache
 
 # restart seafile server
-sudo service seafile-server start
+systemctl start seafile-server.service
 
 # remove old version files
-sudo rm -f $final_path/installed/seafile-server_${installed_version}*.tar*
-sudo rm -f $final_path/seafile-server_${installed_version}_$architecture
+rm -f $final_path/installed/seafile-server_${installed_version}*.tar*
+rm -f $final_path/seafile-server_${installed_version}_$architecture
 
 # store new installed version
 ynh_app_setting_set $app installed_version $seafile_version
 
-# Reload Nginx and regenerate SSOwat conf
-sudo service nginx reload
-sudo yunohost app ssowatconf
\ No newline at end of file
+# Reload nginx
+systemctl reload nginx.service