First you can use the free amendment program to make the correction if needed if the accountant will not be doing it.
How to Amend
https://ttlc.intuit.com/community/amending/help/how-to-amend-change-or-correct-a-return-you-already-...
Next you can put in for an accuracy guarantee claim however it will only be paid out if it was a computation or programming error and not a user entry error.
Accuracy Guarantee https://ttlc.intuit.com/community/charges-and-fees/help/how-do-i-submit-a-claim-under-the-turbotax-1...
What was the error ?
