diff --git a/check_process b/check_process
index e2d9c94..f84104e 100644
--- a/check_process
+++ b/check_process
@@ -1,9 +1,9 @@
 ;; Test complet
     auto_remove=1
     ; Manifest
-        domain="domain.tld"    (DOMAIN)
-        path="/path"    (PATH)
-        admin="homer"    (USER)
+        domain="domain.tld"
+        path="/path"
+        admin="homer"
         language="fr"
     ; Checks
         pkg_linter=1
@@ -16,13 +16,7 @@
         upgrade=1	from_commit=0b1c3be0716e4800f2ed6f5b3065f707ed67b6bf
         backup_restore=1
         multi_instance=1
-		# This test is no longer necessary since the version 2.7 (PR: https://github.com/YunoHost/yunohost/pull/304), you can still do it if your app could be installed with this version.
-		# incorrect_path=1
-        port_already_use=0
         change_url=1
-;;; Levels
-	# If the level 5 (Package linter) is forced to 1. Please add justifications here.
-	Level 5=auto
 ;;; Upgrade options
 	; commit=0b1c3be0716e4800f2ed6f5b3065f707ed67b6bf
 		name=30 août 2020. Merge pull request #103 from ericgaspar/patch-1 
diff --git a/manifest.json b/manifest.json
index d5842a6..602050e 100644
--- a/manifest.json
+++ b/manifest.json
@@ -14,12 +14,12 @@
         "email": "plopoyop@gmail.com"
     },
     "requirements": {
-        "yunohost": ">= 3.8.1"
+        "yunohost": ">= 4.1.7"
     },
     "multi_instance": true,
     "services": [
         "nginx",
-        "php7.0-fpm",
+        "php7.3-fpm",
         "mysql"
     ],
     "arguments": {
@@ -27,19 +27,11 @@
             {
                 "name": "domain",
                 "type": "domain",
-                "ask": {
-                    "en": "Choose a domain name for FreshRSS",
-                    "fr": "Choisissez un nom de domaine pour FreshRSS"
-                },
                 "example": "domain.org"
             },
             {
                 "name": "path",
                 "type": "path",
-                "ask": {
-                    "en": "Choose a path for FreshRSS",
-                    "fr": "Choisissez un chemin pour FreshRSS"
-                },
                 "example": "/rss",
                 "default": "/rss"
             },
@@ -47,10 +39,6 @@
                 "name": "admin",
                 "type": "user",
                 "optional": false,
-                "ask": {
-                    "en": "Choose an admin user",
-                    "fr": "Choisissez l’administrateur"
-                },
                 "example": "homer"
             },
             {
diff --git a/scripts/change_url b/scripts/change_url
index 35caa86..c9a4230 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -45,6 +45,23 @@ if [ -z $admin ]; then
 	ynh_app_setting_set $app admin $admin
 fi
 
+#=================================================
+# BACKUP BEFORE CHANGE URL THEN ACTIVE TRAP
+#=================================================
+ynh_script_progression --message="Backing up the app before changing its URL (may take a while)..."
+
+# Backup the current version of the app
+ynh_backup_before_upgrade
+ynh_clean_setup () {
+  # Remove the new domain config file, the remove script won't do it as it doesn't know yet its location.
+  ynh_secure_remove --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
+
+  # Restore it if the upgrade fails
+  ynh_restore_upgradebackup
+}
+# Exit if an error occurs during the execution of the script
+ynh_abort_if_errors
+
 #=================================================
 # CHECK PATHS SYNTAX
 #=================================================
diff --git a/scripts/install b/scripts/install
index 8a0babd..07f9269 100755
--- a/scripts/install
+++ b/scripts/install
@@ -126,13 +126,7 @@ done
 #=================================================
 ynh_script_progression --message="Setting up cron..."
 
-cron_path="/etc/cron.d/$app"
-
-ynh_replace_string --match_string="__FINALPATH__" --replace_string=$final_path --target_file="../conf/freshrss.cron"
-ynh_replace_string --match_string="__APP__" --replace_string=$app --target_file="../conf/freshrss.cron"
-ynh_replace_string --match_string="__PHPVERSION__" --replace_string=$phpversion --target_file="../conf/freshrss.cron"
-
-cp ../conf/freshrss.cron "$cron_path"
+ynh_add_config --template="../conf/freshrss.cron" --destination="/etc/cron.d/$app"
 chmod 644 "$cron_path"
 
 #=================================================