diff --git a/README.md b/README.md
index 71db09d..83aae16 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 Home automation platform
 
-**Shipped version:** 2022.2.9~ynh2
+**Shipped version:** 2022.5.2~ynh1
 
 **Demo:** https://demo.home-assistant.io
 
diff --git a/README_fr.md b/README_fr.md
index 564cf6c..45e8702 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -13,7 +13,7 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 
 Plateforme domotique
 
-**Version incluse :** 2022.2.9~ynh2
+**Version incluse :** 2022.5.2~ynh1
 
 **Démo :** https://demo.home-assistant.io
 
diff --git a/check_process b/check_process
index 52d2af2..5b2abdd 100644
--- a/check_process
+++ b/check_process
@@ -10,7 +10,6 @@
 		setup_private=1
 		setup_public=1
 		upgrade=1
-		upgrade=1	from_commit=4eaade48e9bdccf56a53f09a269b2e5ba7621296
 		backup_restore=1
 		multi_instance=0
 		port_already_use=1
@@ -18,6 +17,3 @@
 ;;; Options
 	Notification=all
 ;;; Upgrade options
-	; commit=4eaade48e9bdccf56a53f09a269b2e5ba7621296
-		name= Update to 2021.6.5 on 21/06/2021
-		manifest_arg=domain=DOMAIN&is_public=1&
diff --git a/conf/homeassistant_conf_files/bin/upgrade_homeassistant.sh b/conf/homeassistant_conf_files/bin/upgrade_homeassistant.sh
index fbb00e3..1e658f6 100755
--- a/conf/homeassistant_conf_files/bin/upgrade_homeassistant.sh
+++ b/conf/homeassistant_conf_files/bin/upgrade_homeassistant.sh
@@ -61,5 +61,6 @@ pip --cache-dir "$data_path/.cache" install --upgrade $app
 
 # restart homeassistant systemd service
 sudo systemctl restart $app.service
+[ ! -z "$DEBUG" ] && log "Last $app service start : $(sudo systemctl status $app.service | grep Started | tail -1)"
 
 exit 0
diff --git a/manifest.json b/manifest.json
index c583e82..d386e68 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Home automation platform",
         "fr": "Plateforme domotique"
     },
-    "version": "2022.2.9~ynh2",
+    "version": "2022.5.2~ynh1",
     "url": "https://github.com/home-assistant/home-assistant",
     "upstream": {
         "license": "Apache-2.0",
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 445377b..796cb8a 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -5,10 +5,10 @@
 #=================================================
 
 # Release to install
-app_version=2022.2.9
+app_version=2022.5.2
 
 # Package dependencies
-pkg_dependencies="python3 python3-dev python3-venv python3-pip libffi-dev libssl-dev libjpeg-dev zlib1g-dev autoconf build-essential libopenjp2-7 libtiff5 libturbojpeg0 libmariadb-dev libmariadb-dev-compat"
+pkg_dependencies="python3 python3-dev python3-venv python3-pip libffi-dev libssl-dev libjpeg-dev zlib1g-dev autoconf build-essential libopenjp2-7 libtiff5 libturbojpeg0 libmariadb-dev libmariadb-dev-compat rustc"
 
 # Requirements (Major.Minor.Patch)
 # PY_VERSION=$(curl -s "https://www.python.org/ftp/python/" | grep ">3.9" | tail -n1 | cut -d '/' -f 2 | cut -d '>' -f 2)
diff --git a/scripts/install b/scripts/install
index 4f2a7bb..ecb80a2 100644
--- a/scripts/install
+++ b/scripts/install
@@ -162,7 +162,7 @@ myynh_set_permissions
 ynh_script_progression --message="Integrating service in YunoHost..."
 
 # add service in admin panel
-yunohost service add $app --description="Home Assistant server" --log="$log_file" --needs_exposed_ports=$port
+yunohost service add $app --description="Home Assistant server" --log="$log_file"
 
 #=================================================
 # START SYSTEMD SERVICE
diff --git a/scripts/remove b/scripts/remove
index fdaccca..3f199f1 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -91,16 +91,6 @@ ynh_script_progression --message="Removing dependencies..."
 
 ynh_remove_app_dependencies
 
-#=================================================
-# CLOSE A PORT
-#=================================================
-
-if yunohost firewall list | grep -q "\- $port$"
-then
-	ynh_script_progression --message="Closing port $port..."
-	ynh_exec_warn_less yunohost firewall disallow TCP $port
-fi
-
 #=================================================
 # SPECIFIC REMOVE
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 7af0f74..e838d89 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -135,7 +135,7 @@ myynh_set_permissions
 #=================================================
 ynh_script_progression --message="Integrating service in YunoHost..."
 
-yunohost service add $app --description="Home Assistant server" --log="$log_file" --needs_exposed_ports=$port
+yunohost service add $app --description="Home Assistant server" --log="$log_file"
 
 #=================================================
 # START SYSTEMD SERVICE
diff --git a/scripts/upgrade b/scripts/upgrade
index 4c261fa..18b83bd 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -18,6 +18,12 @@ app=$YNH_APP_INSTANCE_NAME
 
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 port=$(ynh_app_setting_get --app=$app --key=port)
+final_path=$(ynh_app_setting_get --app=$app --key=final_path)
+data_path=$(ynh_app_setting_get --app=$app --key=data_path)
+log_file=$(ynh_app_setting_get --app=$app --key=log_file)
+path_url=$(ynh_app_setting_get --app=$app --key=path_url)
+python=$(ynh_app_setting_get --app=$app --key=python)
+db_name=$(ynh_app_setting_get --app=$app --key=db_name)
 
 #=================================================
 # CHECK VERSION
@@ -45,80 +51,6 @@ ynh_script_progression --message="Stopping a systemd service..."
 
 ynh_systemd_action --service_name=$app --action=stop --log_path="/var/log/$app/$app.log"
 
-#=================================================
-# ENSURE DOWNWARD COMPATIBILITY
-#=================================================
-ynh_script_progression --message="Ensuring downward compatibility..."
-
-# changes introduce in 
-if [ -z $(ynh_app_setting_get --app=$app --key=final_path) ]
-then
-	final_path="/var/www/$app"
-	data_path="/home/yunohost.app/$app"
-	log_file="/var/log/$app/$app.log"
-	path_url="/"
-	ynh_app_setting_set --app=$app --key=final_path --value="$final_path"
-	ynh_app_setting_set --app=$app --key=data_path --value="$data_path"
-	ynh_app_setting_set --app=$app --key=log_file --value="$log_file"
-	ynh_app_setting_set --app=$app --key=path_url --value="$path_url"
-else
-	final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-	data_path=$(ynh_app_setting_get --app=$app --key=data_path)
-	log_file=$(ynh_app_setting_get --app=$app --key=log_file)
-	path_url=$(ynh_app_setting_get --app=$app --key=path_url)
-	python=$(ynh_app_setting_get --app=$app --key=python)
-fi
-
-# changes introduced in 2021.11.5~ynh1
-if [ -f "/etc/systemd/system/$app@$app.service" ]
-then
-	# remove old systemd service
-	if ynh_exec_warn_less yunohost service status "$app@$app" >/dev/null
-	then
-		yunohost service remove "$app@$app"
-	fi
-	ynh_remove_systemd_config --service="$app@$app"
-fi
-if [ ! -d "$final_path" ]
-then
-	# move $final_path to new directory
-	mv "/opt/yunohost/$app" "$final_path"
-	chown -R $app: "$final_path"
-fi
-if [ ! -d "$data_path" ]
-then
-	# move $data_path to new directory
-	mv "/""home""/$app" "$data_path"
-	find "$data_path/.$app" -maxdepth 1 -mindepth 1 -exec mv {} "$data_path" \;
-	rmdir "$data_path/.$app"
-	ynh_replace_string --match_string="/home/homeassistant/.homeassistant" --replace_string="$data_path" --target_file="$data_path/configuration.yaml"
-	chown -R $app: "$data_path"
-fi
-if [ ! -f "$log_file" ]
-then
-	# create a directory with its log file
-	myynh_create_dir "$(dirname "$log_file")"
-	touch "$log_file"
-fi
-
-# changes introduced in 2021.12.8~ynh1
-if [ -z $(ynh_app_setting_get --app=$app --key=db_name) ]
-then
-	# create a MySQL database
-	db_name=$(ynh_sanitize_dbid --db_name=$app)
-	db_user=$db_name
-	ynh_app_setting_set --app=$app --key=db_name --value=$db_name
-	ynh_mysql_setup_db --db_user=$db_user --db_name=$db_name
-	db_pwd=$(ynh_app_setting_get --app=$app --key=mysqlpwd)
-	if [ -z $(sed -n "/recorder:/=" "$data_path/configuration.yaml") ]
-	then
-		sed -i "$ a recorder:" "$data_path/configuration.yaml"
-		sed -i "$ a \  db_url: mysql://$db_user:$db_pwd@127.0.0.1/$db_name?unix_socket=/var/run/mysqld/mysqld.sock&charset=utf8mb4" "$data_path/configuration.yaml"
-	else
-		sed -i "/recorder:/a \  db_url: mysql://$db_user:$db_pwd@127.0.0.1/$db_name?unix_socket=/var/run/mysqld/mysqld.sock&charset=utf8mb4" "$data_path/configuration.yaml"
-	fi
-fi
-
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
@@ -193,7 +125,7 @@ myynh_set_permissions
 #=================================================
 ynh_script_progression --message="Integrating service in YunoHost..."
 
-yunohost service add $app --description="Home Assistant server" --log="$log_file" --needs_exposed_ports=$port
+yunohost service add $app --description="Home Assistant server" --log="$log_file"
 
 #=================================================
 # START SYSTEMD SERVICE