diff --git a/check_process b/check_process
index f6fdd01..af56a08 100644
--- a/check_process
+++ b/check_process
@@ -20,8 +20,6 @@
 		incorrect_path=1
 		port_already_use=0
 		change_url=1
-;;; Levels
-	Level 5=auto
 ;;; Options
 Email=
 Notification=none
diff --git a/manifest.json b/manifest.json
index 80b7cd1..6b128f7 100644
--- a/manifest.json
+++ b/manifest.json
@@ -22,7 +22,7 @@
         "email": "opi@zeropi.net"
     }],
     "requirements": {
-        "yunohost": ">= 3.8.1"
+        "yunohost": ">= 4.0.0"
     },
     "multi_instance": true,
     "services": [
diff --git a/scripts/upgrade b/scripts/upgrade
index ec7de76..9e6c3c2 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -151,13 +151,6 @@ ynh_clean_setup () {
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
 
-#=================================================
-# CHECK THE PATH
-#=================================================
-
-# Normalize the URL path syntax
-path_url=$(ynh_normalize_url_path --path_url=$path_url)
-
 #=================================================
 # STANDARD UPGRADE STEPS
 #=================================================