diff --git a/scripts/upgrade b/scripts/upgrade
index eca436e..baa6bd4 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -21,14 +21,14 @@ path_url=$(ynh_app_setting_get --app=$app --key=path)
 language=$(ynh_app_setting_get --app=$app --key=language)
 admin=$(ynh_app_setting_get --app=$app --key=admin)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-#db_name=$(ynh_app_setting_get --app=$app --key=db_name)
-#db_user=$(ynh_app_setting_get --app=$app --key=db_user)
-#db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
+db_name=$(ynh_app_setting_get --app=$app --key=db_name)
+db_user=$(ynh_app_setting_get --app=$app --key=db_user)
+db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
 port=$(ynh_app_setting_get --app=$app --key=port)
 datadir=$(ynh_app_setting_get --app=$app --key=datadir)
 
 admin_mail=$(ynh_user_get_info --username=$admin --key=username)
-#key=$(ynh_string_random --length=32)
+key=$(ynh_string_random --length=32)
 
 #=================================================
 # CHECK VERSION
@@ -90,9 +90,9 @@ chown -R $app:www-data "$final_path"
 #=================================================
 ynh_script_progression --message="Installing service script..." --weight=1
 
-#ynh_add_config --template="../conf/.env.production" --destination="$final_path/.env"
-#chmod 600 $final_path/.env
-#chown $app:www-data "$final_path/.env"
+ynh_add_config --template="../conf/.env.production" --destination="$final_path/.env"
+chmod 600 $final_path/.env
+chown $app:www-data "$final_path/.env"
 
 set -a; source "$final_path/.env"; set +a