is this a bug? the Roth IRA income limit for married file sep is 10,000 but the others are over 100K

The help section lists this as the following: Roth IRA contributions aren't permitted if your modified adjusted gross income (AGI) is at or above the following limits: - 240,000 if you're married filing jointly, or a qualifying surviving spouse - 10,000 if you're married filing separately - 161,000 for all other filing statuses