A recent article from the Boston Herald discusses whether or not a premarital (prenuptial) agreement can be modified after marriage.
In the article, a woman wonders if she can modify her premarital agreement after significant changes in her life.
In Texas, you cannot modify a premarital agreement after marriage.
However, you can make a new agreement known as a post-marital (post-nuptial) agreement. This agreement has the same functions as a premarital agreement, but is written, agreed to and signed after marriage. Therefore, achieving the same results as a premarital agreement.