Yes, it is correct. The $155,650 is just a trigger for you to use the worksheet to figure out the exemption deduction, but that is the threshold for married filing separately, so your threshold will be larger if single or married filing jointly. You can see the worksheet on pages 40-41 of the Form 1040 instructions if you want further clarification -
https://www.irs.gov/pub/irs-pdf/i1040gi.pdf
