Ala. Code § 10A-1-4.26

A filing instrument that an entity files with the filing officer may be amended or supplemented in accordance with the provisions of the chapter that apply to that entity or in accordance with that entity’s governing documents. If neither the chapter that applies to that entity nor the governing documents of that entity provides or prohibits a process for the approval and filing of an amendment or supplement to that filing instrument for that entity, then that filing instrument may be amended or supplemented and filed utilizing the same process for approval and filing as was used to approve and file that filing instrument.