diff --git a/scripts/upgrade b/scripts/upgrade
index 7316945..2e587e8 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -19,6 +19,7 @@ app=$YNH_APP_INSTANCE_NAME
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
+phpversion=$YNH_PHP_VERSION
 
 fpm_footprint=$(ynh_app_setting_get --app=$app --key=fpm_footprint)
 fpm_free_footprint=$(ynh_app_setting_get --app=$app --key=fpm_free_footprint)