diff --git a/manifest.toml b/manifest.toml
index af5e597..2c0f9d4 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -18,7 +18,8 @@ code = "https://gitlab.com/bashrc2/epicyon/"
 fund = "https://www.patreon.com/freedombone"
 
 [integration]
-yunohost = ">= 11.2"
+yunohost = ">= 11.2.18"
+helpers_version = "2.1"
 architectures = "all"
 multi_instance = true
 
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 944a65e..3d7f008 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -1,17 +1,5 @@
 #!/bin/bash
 
 #=================================================
-# COMMON VARIABLES
-#=================================================
-
-#=================================================
-# PERSONAL HELPERS
-#=================================================
-
-#=================================================
-# EXPERIMENTAL HELPERS
-#=================================================
-
-#=================================================
-# FUTURE OFFICIAL HELPERS
+# COMMON VARIABLES AND CUSTOM HELPERS
 #=================================================
diff --git a/scripts/backup b/scripts/backup
index 38d96c5..e73feeb 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -1,36 +1,27 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC START
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
 # Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
 source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# DECLARE DATA AND CONF FILES TO BACKUP
-#=================================================
-ynh_print_info --message="Declaring files to be backed up..."
+ynh_print_info "Declaring files to be backed up..."
 
 #=================================================
 # BACKUP THE APP MAIN DIR
 #=================================================
 
-ynh_backup --src_path="$install_dir"
+ynh_backup "$install_dir"
 
 #=================================================
 # SYSTEM CONFIGURATION
 #=================================================
 
-ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"
+ynh_backup "/etc/nginx/conf.d/$domain.d/$app.conf"
 
-ynh_backup --src_path="/etc/systemd/system/$app.service"
+ynh_backup "/etc/systemd/system/$app.service"
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_print_info --message="Backup script completed for $app. (YunoHost will then actually copy those files to the archive)."
+ynh_print_info "Backup script completed for $app. (YunoHost will then actually copy those files to the archive)."
diff --git a/scripts/change_url b/scripts/change_url
index e79d0d8..dd93303 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -1,44 +1,34 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC STARTING
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# STANDARD MODIFICATIONS
 #=================================================
 # STOP SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Stopping a systemd service..." --weight=1
+ynh_script_progression "Stopping $app's systemd service..."
 
-ynh_systemd_action --service_name="$app" --action="stop" --log_path="/var/log/$app/$app.log"
+ynh_systemctl --service="$app" --action="stop"
 
 #=================================================
 # MODIFY URL IN NGINX CONF
 #=================================================
-ynh_script_progression --message="Updating NGINX web server configuration..." --weight=1
+ynh_script_progression "Updating NGINX web server configuration..."
 
-ynh_change_url_nginx_config
+ynh_config_change_url_nginx
 
-ynh_add_systemd_config
+ynh_config_add_systemd
 
-#=================================================
-# GENERIC FINALISATION
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Starting a systemd service..." --weight=1
+ynh_script_progression "Starting $app's systemd service..."
 
 # Start a systemd service
-ynh_systemd_action --service_name="$app" --action="start" --log_path="/var/log/$app/$app.log"
+ynh_systemctl --service="$app" --action="start"
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Change of URL completed for $app" --last
+ynh_script_progression "Change of URL completed for $app"
diff --git a/scripts/install b/scripts/install
index 626e8d9..63c79f6 100755
--- a/scripts/install
+++ b/scripts/install
@@ -1,11 +1,5 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC START
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
 source _common.sh
 source /usr/share/yunohost/helpers
 
@@ -18,7 +12,7 @@ email=$(ynh_user_get_info --username=$admin --key="mail")
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
-ynh_script_progression --message="Setting up source files..." --weight=1
+ynh_script_progression "Setting up source files..."
 
 # Download, check integrity, uncompress and patch the source from app.src
 ynh_setup_source --dest_dir="$install_dir/source"
@@ -26,44 +20,43 @@ ynh_setup_source --dest_dir="$install_dir/source"
 mkdir -p "$install_dir/source/accounts/newsmirror"
 ln -s "$install_dir/source/accounts/newsmirror" "$install_dir/newsmirror"
 
-chmod 750 "$install_dir"
-chmod -R o-rwx "$install_dir"
-chown -R "$app:www-data" "$install_dir"
-
+#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chmod 750 "$install_dir"
+#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chmod -R o-rwx "$install_dir"
+#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chown -R "$app:www-data" "$install_dir"
 #=================================================
 # SPECIFIC SETUP
 #=================================================
 # CREATE ADMIN USER
 #=================================================
-ynh_script_progression --message="Creating admin user" --weight=1
+ynh_script_progression "Creating admin user"
 
 # Create admin
 pushd "$install_dir"
-    ynh_exec_as "$app" python3 "$install_dir/source/epicyon.py" --addaccount="$admin" --password="$password" --domain="$domain"
+    ynh_exec_as_app python3 "$install_dir/source/epicyon.py" --addaccount="$admin" --password="$password" --domain="$domain"
 popd
 
 #=================================================
 # SYSTEM CONFIGURATION
 #=================================================
-ynh_script_progression --message="Adding system configurations related to $app..." --weight=1
+ynh_script_progression "Adding system configurations related to $app..."
 
 # Create a dedicated NGINX config
-ynh_add_nginx_config
+ynh_config_add_nginx
 
 # Create a dedicated systemd config
-ynh_add_systemd_config
+ynh_config_add_systemd
 yunohost service add "$app" --description="Federated social network server" --log="/var/log/$app/$app.log"
 
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Starting a systemd service..." --weight=1
+ynh_script_progression "Starting $app's systemd service..."
 
 # Start a systemd service
-ynh_systemd_action --service_name="$app" --action="start" --log_path="/var/log/$app/$app.log"
+ynh_systemctl --service="$app" --action="start"
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Installation of $app completed" --last
+ynh_script_progression "Installation of $app completed"
diff --git a/scripts/remove b/scripts/remove
index 79b2de3..405ab20 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -1,32 +1,26 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC START
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
 source _common.sh
 source /usr/share/yunohost/helpers
 
 #=================================================
 # REMOVE SYSTEM CONFIGURATIONS
 #=================================================
-ynh_script_progression --message="Removing system configurations related to $app..." --weight=1
+ynh_script_progression "Removing system configurations related to $app..."
 
 # Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
-if ynh_exec_warn_less yunohost service status "$app" >/dev/null; then
+if ynh_hide_warnings yunohost service status "$app" >/dev/null; then
     yunohost service remove "$app"
 fi
 
 # Remove the dedicated systemd config
-ynh_remove_systemd_config
+ynh_config_remove_systemd
 
 # Remove the dedicated NGINX config
-ynh_remove_nginx_config
+ynh_config_remove_nginx
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Removal of $app completed" --last
+ynh_script_progression "Removal of $app completed"
diff --git a/scripts/restore b/scripts/restore
index d5df482..2594351 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -1,11 +1,5 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC START
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
 # Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
 source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
@@ -13,37 +7,35 @@ source /usr/share/yunohost/helpers
 #=================================================
 # RESTORE THE APP MAIN DIR
 #=================================================
-ynh_script_progression --message="Restoring the app main directory..." --weight=1
+ynh_script_progression "Restoring the app main directory..."
 
-ynh_restore_file --origin_path="$install_dir"
-
-chmod 750 "$install_dir"
-chmod -R o-rwx "$install_dir"
-chown -R $app:www-data "$install_dir"
+ynh_restore "$install_dir"
 
+#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chmod 750 "$install_dir"
+#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chmod -R o-rwx "$install_dir"
+#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chown -R $app:www-data "$install_dir"
 #=================================================
 # RESTORE SYSTEM CONFIGURATIONS
 #=================================================
-ynh_script_progression --message="Restoring system configurations related to $app..." --weight=1
+ynh_script_progression "Restoring system configurations related to $app..."
 
-ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
+ynh_restore "/etc/nginx/conf.d/$domain.d/$app.conf"
 
-ynh_restore_file --origin_path="/etc/systemd/system/$app.service"
+ynh_restore "/etc/systemd/system/$app.service"
 systemctl enable "$app.service" --quiet
 yunohost service add "$app" --description="Federated social network server" --log="/var/log/$app/$app.log"
 
-#=================================================
-# GENERIC FINALIZATION
 #=================================================
 # RELOAD NGINX AND PHP-FPM OR THE APP SERVICE
 #=================================================
-ynh_script_progression --message="Reloading NGINX web server and $app's service..." --weight=1
+ynh_script_progression "Reloading NGINX web server and $app's service..."
 
-ynh_systemd_action --service_name="$app" --action="start" --log_path="/var/log/$app/$app.log"
-ynh_systemd_action --service_name=nginx --action=reload
+ynh_systemctl --service="$app" --action="start"
+
+ynh_systemctl --service=nginx --action=reload
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Restoration completed for $app" --last
+ynh_script_progression "Restoration completed for $app"
diff --git a/scripts/upgrade b/scripts/upgrade
index be01138..7bbaf62 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -1,56 +1,47 @@
 #!/bin/bash
 
-#=================================================
-# GENERIC START
-#=================================================
-# IMPORT GENERIC HELPERS
-#=================================================
-
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# STANDARD UPGRADE STEPS
 #=================================================
 # STOP SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Stopping a systemd service..." --weight=1
+ynh_script_progression "Stopping $app's systemd service..."
 
-ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"
+ynh_systemctl --service=$app --action="stop"
 
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
-ynh_script_progression --message="Upgrading source files..." --weight=1
+ynh_script_progression "Upgrading source files..."
 
 # Download, check integrity, uncompress and patch the source from app.src
-ynh_setup_source --dest_dir="$install_dir/source" --full_replace=1 --keep="accounts/newsmirror"
-
-chmod 750 "$install_dir"
-chmod -R o-rwx "$install_dir"
-chown -R "$app:www-data" "$install_dir"
+ynh_setup_source --dest_dir="$install_dir/source" --full_replace --keep="accounts/newsmirror"
 
+#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chmod 750 "$install_dir"
+#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chmod -R o-rwx "$install_dir"
+#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chown -R "$app:www-data" "$install_dir"
 #=================================================
 # REAPPLY SYSTEM CONFIGURATIONS
 #=================================================
-ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1
+ynh_script_progression "Upgrading system configurations related to $app..."
 
 # Create a dedicated NGINX config
-ynh_add_nginx_config
+ynh_config_add_nginx
 
 # Create a dedicated systemd config
-ynh_add_systemd_config
+ynh_config_add_systemd
 yunohost service add "$app" --description="Federated social network server" --log="/var/log/$app/$app.log"
 
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Starting a systemd service..." --weight=1
+ynh_script_progression "Starting $app's systemd service..."
 
-ynh_systemd_action --service_name="$app" --action="start" --log_path="/var/log/$app/$app.log"
+ynh_systemctl --service="$app" --action="start"
 
 #=================================================
 # END OF SCRIPT
 #=================================================
 
-ynh_script_progression --message="Upgrade of $app completed" --last
+ynh_script_progression "Upgrade of $app completed"