diff --git a/scripts/backup b/scripts/backup
index 572b62f..1c91c7d 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -26,34 +26,18 @@ trap '(cd $install_dir && ynh_exec_as $app php$phpversion bin/console.php mainte
 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 FAIL2BAN CONFIGURATION
-#=================================================
-
 ynh_backup --src_path="/etc/fail2ban/jail.d/$app.conf"
 ynh_backup --src_path="/etc/fail2ban/filter.d/$app.conf"
 
-#=================================================
-# BACKUP LOGROTATE
-#=================================================
-
 ynh_backup --src_path="/etc/logrotate.d/$app"
 
-#=================================================
-# BACKUP VARIOUS FILES
-#=================================================
-
 ynh_backup --src_path="/var/log/$app"
 ynh_backup --src_path="/etc/systemd/system/$app-daemon.service"
 
diff --git a/scripts/upgrade b/scripts/upgrade
index c466471..cda53dd 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -9,12 +9,6 @@
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# CHECK VERSION
-#=================================================
-
-upgrade_type=$(ynh_check_app_version_changed)
-
 #=================================================
 # STOP SYSTEMD SERVICE
 #=================================================
@@ -25,18 +19,11 @@ ynh_systemd_action --service_name="$app-daemon" --action="stop" --log_path="/var
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
+ynh_script_progression --message="Upgrading source files..." --weight=1
 
-if [ "$upgrade_type" == "UPGRADE_APP" ]
-then
-  ynh_script_progression --message="Upgrading source files..." --weight=1
-
-  # Download, check integrity, uncompress and patch the source from app.src
-  ynh_setup_source --dest_dir="$install_dir" --keep="config/local.config.php"
-  ynh_setup_source --dest_dir="$install_dir/addon" --source_id="addons"
-fi
-
-chmod -R o-rwx "$install_dir"
-chown -R "$app:www-data" "$install_dir"
+# Download, check integrity, uncompress and patch the source from app.src
+ynh_setup_source --dest_dir="$install_dir" --keep="config/local.config.php"
+ynh_setup_source --dest_dir="$install_dir/addon" --source_id="addons"
 
 # clear the smarty cache
 # cf: https://github.com/friendica/friendica/issues/11212#issuecomment-1046051750
@@ -44,6 +31,9 @@ ynh_secure_remove --file="$install_dir/view/smarty3/compiled"
 mkdir "$install_dir/view/smarty3/compiled"
 chmod -R 775 "$install_dir/view/smarty3"
 
+chmod -R o-rwx "$install_dir"
+chown -R "$app:www-data" "$install_dir"
+
 #=================================================
 # REAPPLY SYSTEM CONFIGURATIONS
 #=================================================