diff --git a/README_fr.md b/README_fr.md
index 3c7aa97..4bbc662 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -47,4 +47,4 @@ ou
 sudo yunohost app upgrade movim -u https://github.com/YunoHost-Apps/movim_ynh/tree/testing --debug
 ```
 
-**Plus d’infos sur le packaging d’applications :** <https://yunohost.org/packaging_apps>
\ No newline at end of file
+**Plus d’infos sur le packaging d’applications :** <https://yunohost.org/packaging_apps>
diff --git a/doc/ADMIN.md b/doc/ADMIN.md
index 035f7ee..9c79cf0 100644
--- a/doc/ADMIN.md
+++ b/doc/ADMIN.md
@@ -1 +1 @@
-After installing the app, it can be configured at https://__DOMAIN__/movim/?admin using the username and password defined during the installation.
+The app can be configured at <https://__DOMAIN____PATH__/?admin> using the username and password defined during the installation.
diff --git a/doc/ADMIN_fr.md b/doc/ADMIN_fr.md
index 4a138b2..ed9211f 100644
--- a/doc/ADMIN_fr.md
+++ b/doc/ADMIN_fr.md
@@ -1 +1 @@
-Après l'installation, l'application peut être configurée sur https://__DOMAIN__/movim/?admin en utilisant le nom d'utilisateur et le mot de passe définis lors de l'installation.
+L'application peut être configurée sur <https://__DOMAIN____PATH__/?admin> en utilisant le nom d'utilisateur et le mot de passe définis lors de l'installation.
diff --git a/manifest.toml b/manifest.toml
index 4de835a..bd31315 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -1,3 +1,5 @@
+#:schema https://raw.githubusercontent.com/YunoHost/apps/master/schemas/manifest.v2.schema.json
+
 packaging_format = 2
 
 id = "movim"
@@ -45,13 +47,13 @@ ram.runtime = "50M"
     type = "password"
 
 [resources]
-        [resources.sources.main]
-        url = "https://github.com/movim/movim/archive/v0.22.5.tar.gz"
-        sha256 = "fcf0ae66fb48b013f277f39f7bebdc8a0a0b0312a4c3ecb8c23a8ed956a87c77"
-        autoupdate.strategy = "latest_github_tag"
+    [resources.sources.main]
+    url = "https://github.com/movim/movim/archive/v0.22.5.tar.gz"
+    sha256 = "fcf0ae66fb48b013f277f39f7bebdc8a0a0b0312a4c3ecb8c23a8ed956a87c77"
+    autoupdate.strategy = "latest_github_tag"
 
     [resources.ports]
-    
+
     [resources.system_user]
 
     [resources.install_dir]
@@ -60,7 +62,18 @@ ram.runtime = "50M"
     main.url = "/"
 
     [resources.apt]
-    packages = "postgresql, php8.2-dom, php8.2-curl, php8.2-mbstring, php8.2-imagick, php8.2-gd, php8.2-pgsql, php8.2-xml"
+    packages = [
+        "php8.2-curl",
+        "php8.2-mbstring",
+        "php8.2-imagick",
+        "php8.2-gd",
+        "php8.2-dom",
+        "php8.2-pgsql",
+        "php8.2-xml",
+        "postgresql",
+        "postgresql-contrib",
+        "apt-transport-https",
+    ]
 
     [resources.database]
     type = "postgresql"
diff --git a/scripts/backup b/scripts/backup
index 722244d..b371c66 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -22,21 +22,13 @@ ynh_print_info --message="Declaring files to be backed up..."
 ynh_backup --src_path="$install_dir"
 
 #=================================================
-# BACKUP THE NGINX CONFIGURATION
+# SYSTEM CONFIGURATION
 #=================================================
 
 ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
-#=================================================
-# BACKUP THE PHP-FPM CONFIGURATION
-#=================================================
-
 ynh_backup --src_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
 
-#=================================================
-# BACKUP SYSTEMD
-#=================================================
-
 ynh_backup --src_path="/etc/systemd/system/$app.service"
 
 #=================================================
diff --git a/scripts/change_url b/scripts/change_url
index c4e20f3..dde6c32 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -16,7 +16,7 @@ source /usr/share/yunohost/helpers
 #=================================================
 ynh_script_progression --message="Stopping a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="stop" --log_path="systemd" --line_match="Stopped"
+ynh_systemd_action --service_name=$app --action="stop" --log_path="systemd"
 
 #=================================================
 # MODIFY URL IN NGINX CONF
@@ -28,23 +28,16 @@ ynh_change_url_nginx_config
 #=================================================
 # SPECIFIC MODIFICATIONS
 #=================================================
-# SETUP SYSTEMD
-#=================================================
 ynh_script_progression --message="Configuring a systemd service..."
 
-domain=$new_domain
-path=$new_path
 ynh_add_systemd_config
 
-#=================================================
-# GENERIC FINALISATION
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Starting a systemd service..."
+ynh_script_progression --message="Starting a systemd service..." --weight=1
 
-# Start a systemd service
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="Movim daemon launched"
+ynh_systemd_action --service_name="$app" --action="start" --log_path="systemd" --line_match="Movim daemon launched"
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/install b/scripts/install
index bfd629b..3401602 100644
--- a/scripts/install
+++ b/scripts/install
@@ -8,18 +8,12 @@
 
 source _common.sh
 source /usr/share/yunohost/helpers
-
 #=================================================
 # RETRIEVE ARGUMENTS FROM THE MANIFEST
 #=================================================
 
 timezone=$(cat /etc/timezone)
 
-#=================================================
-# STORE SETTINGS FROM MANIFEST
-#=================================================
-
-
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
@@ -29,23 +23,7 @@ ynh_script_progression --message="Setting up source files..."
 ynh_setup_source --dest_dir="$install_dir"
 
 chmod -R o-rwx "$install_dir"
-chown -R $app:www-data "$install_dir"
-
-#=================================================
-# PHP-FPM CONFIGURATION
-#=================================================
-ynh_script_progression --message="Configuring PHP-FPM..."
-
-# Create a dedicated PHP-FPM config
-ynh_add_fpm_config --usage=low --footprint=low
-
-# Create a dedicated NGINX config
-ynh_add_nginx_config
-
-# Create a dedicated systemd config
-ynh_add_systemd_config
-
-yunohost service add $app --description="Responsive web-based XMPP client" --log="/var/log/$app/$app.log"
+chown -R "$app:www-data" "$install_dir"
 
 #=================================================
 # SPECIFIC SETUP
@@ -57,7 +35,7 @@ ynh_script_progression --message="Adding a configuration file..."
 ynh_add_config --template="../conf/.env" --destination="$install_dir/.env"
 
 chmod 650 "$install_dir/.env"
-chown $app:$app "$install_dir/.env"
+chown "$app:$app" "$install_dir/.env"
 
 #=================================================
 # BUILD MOVIM
@@ -71,13 +49,28 @@ ynh_install_composer
 #ynh_exec_warn_less ynh_exec_as "$app" ynh_composer_exec --commands="movim:migrate"
 ynh_composer_exec --commands="movim:migrate"
 
+#=================================================
+# PHP-FPM CONFIGURATION
+#=================================================
+ynh_script_progression --message="Configuring PHP-FPM..."
+
+# Create a dedicated PHP-FPM config
+ynh_add_fpm_config --usage=low --footprint=low
+
+# Create a dedicated NGINX config
+ynh_add_nginx_config
+
+# Create a dedicated systemd config
+ynh_add_systemd_config
+yunohost service add $app --description="Responsive web-based XMPP client" --log="/var/log/$app/$app.log"
+
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
 ynh_script_progression --message="Starting a systemd service..."
 
 # Start a systemd service
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="Movim daemon launched"
+ynh_systemd_action --service_name="$app" --action="start" --log_path="systemd" --line_match="Movim daemon launched"
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/remove b/scripts/remove
index 9c92c69..24adb09 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -12,15 +12,11 @@ source /usr/share/yunohost/helpers
 #=================================================
 # REMOVE SYSTEM CONFIGURATIONS
 #=================================================
-# REMOVE SYSTEMD SERVICE 
-#=================================================
 ynh_script_progression --message="Removing system configurations related to $app..." --weight=1
 
 # Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
-if ynh_exec_warn_less yunohost service status $app >/dev/null
-then
-	ynh_script_progression --message="Removing $app service integration..."
-	yunohost service remove $app
+if ynh_exec_warn_less yunohost service status "$app" >/dev/null; then
+    yunohost service remove "$app"
 fi
 
 # Remove the dedicated systemd config
diff --git a/scripts/restore b/scripts/restore
index 112e9ec..62e084c 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -24,33 +24,30 @@ ynh_script_progression --message="Restoring the app main directory..."
 ynh_restore_file --origin_path="$install_dir"
 
 chmod -R o-rwx "$install_dir"
-chown -R $app:www-data "$install_dir"
+chown -R "$app:www-data" "$install_dir"
 
 #=================================================
 # RESTORE THE POSTGRESQL DATABASE
 #=================================================
 ynh_script_progression --message="Restoring the PostgreSQL database..."
 
-ynh_psql_connect_as --user=$db_user --password=$db_pwd --database=$db_name < ./db.sql
+ynh_psql_connect_as --user="$db_user" --password="$db_pwd" --database="$db_name" < ./db.sql
 
 #=================================================
 # RESTORE SYSTEM CONFIGURATIONS
 #=================================================
-# RESTORE THE PHP-FPM CONFIGURATION
-#=================================================
 ynh_script_progression --message="Restoring system configurations related to $app..." --weight=1
 
 ynh_restore_file --origin_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
 
 # Recreate a dedicated PHP-FPM config
-ynh_add_fpm_config --usage=$fpm_usage --footprint=$fpm_footprint
+#FIXME: ynh_add_fpm_config --usage=$fpm_usage --footprint=$fpm_footprint --phpversion=$phpversion
 
 ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
 ynh_restore_file --origin_path="/etc/systemd/system/$app.service"
-systemctl enable $app.service --quiet
-
-yunohost service add $app --description="Responsive web-based XMPP client" --log="/var/log/$app/$app.log"
+systemctl enable "$app.service" --quiet
+yunohost service add "$app" --description="Responsive web-based XMPP client"
 
 #=================================================
 # GENERIC FINALIZATION
@@ -59,10 +56,10 @@ yunohost service add $app --description="Responsive web-based XMPP client" --log
 #=================================================
 ynh_script_progression --message="Reloading NGINX web server and $app's service..." --weight=1
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="Movim daemon launched"
-ynh_systemd_action --service_name=php$phpversion-fpm --action=reload
+ynh_systemd_action --service_name="$app" --action="start" --log_path="systemd" --line_match="Movim daemon launched"
+ynh_systemd_action --service_name="php$phpversion-fpm" --action=reload
 
-ynh_systemd_action --service_name=nginx --action=reload
+ynh_systemd_action --service_name=nginx --action=Reloading
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/upgrade b/scripts/upgrade
index e0b6048..a6b60b4 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -15,12 +15,6 @@ source /usr/share/yunohost/helpers
 
 timezone=$(cat /etc/timezone)
 
-#=================================================
-# CHECK VERSION
-#=================================================
-
-upgrade_type=$(ynh_check_app_version_changed)
-
 #=================================================
 # STANDARD UPGRADE STEPS
 #=================================================
@@ -28,7 +22,7 @@ upgrade_type=$(ynh_check_app_version_changed)
 #=================================================
 ynh_script_progression --message="Stopping a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="stop" --log_path="systemd" --line_match="Stopped"
+ynh_systemd_action --service_name=$app --action="stop" --log_path="systemd"
 
 #=================================================
 # ENSURE DOWNWARD COMPATIBILITY
@@ -38,52 +32,32 @@ ynh_script_progression --message="Ensuring downward compatibility..."
 # If fpm_footprint doesn't exist, create it
 if [ -z "${fpm_footprint:-}" ]; then
     fpm_footprint=low
-    ynh_app_setting_set --app=$app --key=fpm_footprint --value=$fpm_footprint
+    ynh_app_setting_set --app="$app" --key=fpm_footprint --value="$fpm_footprint"
 fi
 
 # If fpm_free_footprint doesn't exist, create it
 if [ -z "${fpm_free_footprint:-}" ]; then
     fpm_free_footprint=0
-    ynh_app_setting_set --app=$app --key=fpm_free_footprint --value=$fpm_free_footprint
+    ynh_app_setting_set --app="$app" --key=fpm_free_footprint --value="$fpm_free_footprint"
 fi
 
 # If fpm_usage doesn't exist, create it
 if [ -z "${fpm_usage:-}" ]; then
     fpm_usage=low
-    ynh_app_setting_set --app=$app --key=fpm_usage --value=$fpm_usage
+    ynh_app_setting_set --app="$app" --key=fpm_usage --value="$fpm_usage"
 fi
 
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
+ynh_script_progression --message="Upgrading source files..."
 
-if [ "$upgrade_type" == "UPGRADE_APP" ]
-then
-	ynh_script_progression --message="Upgrading source files..."
-
-	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$install_dir"
-
-fi
+# Download, check integrity, uncompress and patch the source from app.src
+ynh_setup_source --dest_dir="$install_dir" --full_replace=1
 
 chmod -R o-rwx "$install_dir"
-chown -R $app:www-data "$install_dir"
+chown -R "$app:www-data" "$install_dir"
 
-#=================================================
-# PHP-FPM CONFIGURATION
-#=================================================
-ynh_script_progression --message="Upgrading PHP-FPM configuration..."
-
-# Create a dedicated PHP-FPM config
-ynh_add_fpm_config --phpversion=$phpversion --usage=$fpm_usage --footprint=$fpm_footprint
-
-# Create a dedicated NGINX config
-ynh_add_nginx_config
-
-# Create a dedicated systemd config
-ynh_add_systemd_config
-
-yunohost service add $app --description="Responsive web-based XMPP client" --log="/var/log/$app/$app.log"
 
 #=================================================
 # SPECIFIC UPGRADE
@@ -95,7 +69,7 @@ ynh_script_progression --message="Updating a configuration file..."
 ynh_add_config --template="../conf/.env" --destination="$install_dir/.env"
 
 chmod 400 "$install_dir/.env"
-chown $app:$app "$install_dir/.env"
+chown "$app:$app" "$install_dir/.env"
 
 #=================================================
 # BUILD MOVIM
@@ -108,12 +82,28 @@ ynh_exec_warn_less ynh_composer_exec --commands="config --global discard-changes
 ynh_exec_warn_less ynh_composer_exec --commands="update --no-interaction --quiet"
 ynh_exec_warn_less ynh_composer_exec --commands="movim:migrate --quiet"
 
+#=================================================
+# REAPPLY SYSTEM CONFIGURATIONS
+#=================================================
+ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1
+
+# Create a dedicated PHP-FPM config
+ynh_add_fpm_config --phpversion="$phpversion" --usage="$fpm_usage" --footprint="$fpm_footprint"
+
+# Create a dedicated NGINX config
+ynh_add_nginx_config
+
+# Create a dedicated systemd config
+ynh_add_systemd_config
+yunohost service add "$app" --description="Responsive web-based XMPP client" --log="/var/log/$app/$app.log"
+
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
 ynh_script_progression --message="Starting a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="Movim daemon launched"
+# Start a systemd service
+ynh_systemd_action --service_name="$app" --action="start" --log_path="systemd" --line_match="Movim daemon launched"
 
 #=================================================
 # END OF SCRIPT
diff --git a/tests.toml b/tests.toml
index b04c0fe..f1e72b7 100644
--- a/tests.toml
+++ b/tests.toml
@@ -1,3 +1,5 @@
+#:schema https://raw.githubusercontent.com/YunoHost/apps/master/schemas/tests.v1.schema.json
+
 test_format = 1.0
 
 [default]