diff --git a/README.md b/README.md
index a8940e9e..23ecaa0b 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,10 @@ The federated image sharing service Pixelfed, for YunoHost
 
 **Shipped version:** 0.9.0
 
+## Important points to read before installing
+
+1. **Pixelfed** require a dedicated **root domain**, eg. pixelfed.domain.tld
+
 ## Screenshots
 
 ![](https://camo.githubusercontent.com/c1c2e74057dcff57e103fcbb3239840802fcf752/68747470733a2f2f706978656c6665642e6e7963332e63646e2e6469676974616c6f6365616e7370616365732e636f6d2f6d656469612f53637265656e25323053686f74253230323031392d30322d30352532306174253230362e33342e3539253230504d2e706e67)
@@ -31,6 +35,13 @@ and respond yes to the question ` Add admin privileges to this user?`
 
 Registrations are open by default.
 To change that setting, edit `/var/www/pixelfed/.env` and set `OPEN_REGISTRATION=false` instead of `true`.
+Then run `php7.2 artisan config:cache` to reload the settings.
+
+### Pixelfed php commands and php version
+
+Pixelfed might require some command line instructions if you want to make manual changes to your configuration.
+By default php 7.0 is currently used when you type `php`. You need to use `php7.2 [command]` instead.
+Those commands can be found in the official documentation.
 
 ## Documentation
 
diff --git a/check_process b/check_process
index f753394d..ea6439c7 100644
--- a/check_process
+++ b/check_process
@@ -27,5 +27,5 @@
 	Level 9=0
 	Level 10=0
 ;;; Options
-Email=jean-baptiste@holcroft.fr
+Email=jean-baptiste@holcroft.fr;yalh@yahoo.com
 Notification=all
diff --git a/conf/horizon.service b/conf/horizon.service
new file mode 100644
index 00000000..61da93a4
--- /dev/null
+++ b/conf/horizon.service
@@ -0,0 +1,14 @@
+[Unit]
+Description=__APP__ Horizon Service
+After=network.target
+
+[Service]
+Type=simple
+User=__APP__
+Group=__APP__
+WorkingDirectory=__FINALPATH__/
+ExecStart=/usr/bin/php7.2 __FINALPATH__/artisan horizon
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target
diff --git a/manifest.json b/manifest.json
index 866af077..96c2c074 100644
--- a/manifest.json
+++ b/manifest.json
@@ -5,7 +5,7 @@
     "description": {
         "en": "ActivityPub Federated Image Sharing"
     },
-    "version": "0.9.0~ynh2",
+    "version": "0.9.0~ynh3",
     "url": "https://pixelfed.org/",
     "license": "AGPL-3.0-or-later",
     "maintainer": [
diff --git a/scripts/backup b/scripts/backup
index 3d76e413..e2e62033 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -30,6 +30,13 @@ db_name=$(ynh_app_setting_get --app="$app" --key=db_name)
 
 #=================================================
 # STANDARD BACKUP STEPS
+#=================================================
+# STOP SYSTEMD SERVICE
+#=================================================
+ynh_print_info --message="Stopping a systemd service..."
+
+ynh_systemd_action --service_name="${app}-horizon" --action="stop" --log_path=systemd
+
 #=================================================
 # BACKUP THE APP MAIN DIR
 #=================================================
@@ -58,6 +65,22 @@ ynh_print_info --message="Backing up the PostgreSQL database..."
 
 ynh_psql_dump_db --database="$db_name" > db.sql
 
+#=================================================
+# SPECIFIC BACKUP
+#=================================================
+# BACKUP SYSTEMD
+#=================================================
+ynh_print_info --message="Backing up systemd configuration..."
+
+ynh_backup --src_path="/etc/systemd/system/${app}-horizon.service"
+
+#=================================================
+# START SYSTEMD SERVICE
+#=================================================
+ynh_print_info --message="Starting a systemd service..."
+
+ynh_systemd_action --service_name="${app}-horizon" --action="start" --log_path=systemd
+
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/scripts/install b/scripts/install
index 1bd26616..8a234fa2 100644
--- a/scripts/install
+++ b/scripts/install
@@ -122,6 +122,14 @@ ynh_install_composer --phpversion="7.2" --workdir="$final_path"
 
 #=================================================
 # SPECIFIC SETUP
+#=================================================
+# SETUP SYSTEMD
+#=================================================
+ynh_print_info --message="Configuring a systemd service..."
+
+# Create a dedicated systemd config
+ynh_add_systemd_config --service="${app}-horizon" --template=horizon.service
+
 #=================================================
 # MODIFY A CONFIG FILE
 #=================================================
@@ -169,6 +177,20 @@ popd
 chown -R root: "$final_path"
 chown -R "$app": "$final_path/storage/"
 
+#=================================================
+# ADVERTISE SERVICE IN ADMIN PANEL
+#=================================================
+
+yunohost service add "${app}-horizon" --description "${app}-horizon daemon for $app" --log "/var/log/$app/${app}-horizon.log"
+
+#=================================================
+# START SYSTEMD SERVICE
+#=================================================
+ynh_print_info --message="Starting a systemd service..."
+
+# Start a systemd service
+ynh_systemd_action --service_name="${app}-horizon" --action="start" --log_path=systemd
+
 #=================================================
 # SETUP SSOWAT
 #=================================================
diff --git a/scripts/remove b/scripts/remove
index 59a20ab1..c2d055b8 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -23,6 +23,25 @@ final_path=$(ynh_app_setting_get --app="$app" --key=final_path)
 
 #=================================================
 # STANDARD REMOVE
+#=================================================
+# REMOVE SERVICE FROM ADMIN PANEL
+#=================================================
+
+# Remove a service from the admin panel, added by `yunohost service add`
+if ynh_exec_warn_less yunohost service status ${app}-horizon >/dev/null
+then
+	ynh_print_info --message="Removing ${app}-horizon service..."
+	yunohost service remove "${app}-horizon"
+fi
+
+#=================================================
+# STOP AND REMOVE SERVICE
+#=================================================
+ynh_print_info --message="Stopping and removing the systemd service..."
+
+# Remove the dedicated systemd config
+ynh_remove_systemd_config --service="${app}-horizon"
+
 #=================================================
 # REMOVE THE POSTGRESQL DATABASE
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index d6d993c2..87f941ae 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -103,6 +103,27 @@ ynh_psql_test_if_first_run
 ynh_psql_setup_db --db_user="$db_user" --db_name="$db_name" --db_pwd="$db_pwd"
 ynh_psql_execute_file_as_root --file="./db.sql" --database="$db_name"
 
+#=================================================
+# RESTORE SYSTEMD
+#=================================================
+ynh_print_info --message="Restoring the systemd configuration..."
+
+ynh_restore_file --origin_path="/etc/systemd/system/${app}-horizon.service"
+systemctl enable ${app}-horizon.service
+
+#=================================================
+# ADVERTISE SERVICE IN ADMIN PANEL
+#=================================================
+
+yunohost service add "${app}-horizon" --log "/var/log/$app/${app}-horizon.log"
+
+#=================================================
+# START SYSTEMD SERVICE
+#=================================================
+ynh_print_info --message="Starting a systemd service..."
+
+ynh_systemd_action --service_name="${app}-horizon" --action="start" --log_path=systemd
+
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index c8c33017..2cd21207 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -65,6 +65,10 @@ if [ -z "$app_key" ]; then
 	ynh_app_setting_set --app="$app" --key=app_key --value="$app_key"
 fi
 
+if dpkg --compare-versions "0.9.0~ynh3" gt "$(ynh_read_manifest --manifest="/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json" --manifest_key="version" || echo 1.0)" ; then
+	ynh_add_systemd_config --service="${app}-horizon" --template=horizon.service
+fi
+
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================
@@ -73,6 +77,7 @@ ynh_print_info --message="Backing up the app before upgrading (may take a while)
 # Backup the current version of the app
 ynh_backup_before_upgrade
 ynh_clean_setup () {
+	read -p "key"
 	# restore it if the upgrade fails
 	ynh_restore_upgradebackup
 }
@@ -81,6 +86,13 @@ ynh_abort_if_errors
 
 #=================================================
 # STANDARD UPGRADE STEPS
+#=================================================
+# STOP SYSTEMD SERVICE
+#=================================================
+ynh_print_info --message="Stopping a systemd service..."
+
+ynh_systemd_action --service_name="${app}-horizon" --action="stop" --log_path=systemd
+
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
@@ -180,6 +192,20 @@ ynh_backup_if_checksum_is_different --file="$config"
 # Recalculate and store the checksum of the file for the next upgrade.
 ynh_store_file_checksum --file="$config"
 
+#=================================================
+# SETUP SYSTEMD
+#=================================================
+ynh_print_info --message="Upgrading systemd configuration..."
+
+# Create a dedicated systemd config
+ynh_add_systemd_config --service="${app}-horizon" --template=horizon.service
+
+#=================================================
+# ADVERTISE SERVICE IN ADMIN PANEL
+#=================================================
+
+yunohost service add "${app}-horizon" --description "${app}-horizon daemon for $app" --log "/var/log/$app/${app}-horizon.log"
+
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
@@ -201,6 +227,13 @@ then
 	ynh_app_setting_set --app="$app" --key=unprotected_uris --value="/"
 fi
 
+#=================================================
+# START SYSTEMD SERVICE
+#=================================================
+ynh_print_info --message="Starting a systemd service..."
+
+ynh_systemd_action --service_name="${app}-horizon" --action="start" --log_path=systemd
+
 #=================================================
 # RELOAD NGINX
 #=================================================