diff --git a/scripts/change_url b/scripts/change_url
index 914fdf9..26e631d 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -32,7 +32,7 @@ language=$(ynh_app_setting_get --app=$app --key=language)
 db_name=$(ynh_app_setting_get --app=$app --key=db_name)
 db_user=$db_name
 db_pwd=$(ynh_app_setting_get --app=$app --key=mysqlpwd)
-redis_db=$(ynh_app_setting_get --app=$app --key=redis_db)
+phpversion=$YNH_PHP_VERSION
 
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP