The correct answer would be yes you need to report your return accurately and that would require an amended return.
However, I would wait until the IRS accepts your return. They will probably catch the error and you may receive a letter. If you do then you can respond. Since it is does not affect your Taxable amount they may not worry with it.
-for more information follow this link-
How to Correct Federal Tax Returns - TurboTax Tax Tips ...
