You should wait until after you’ve gotten your Notice Of Assessment (NOA), as the CRA will likely correct the error themselves. If they don’t fix it, then you can use REFILE or the CRA’s My Account to make changes to your filed return. This FAQ has more information: https://turbotax.community.intuit.ca/community/tax-return-amendment/help/i-have-filed-my-tax-return-...
