Read the documentation from IBM and it states that the Trusted Computing Base has to be set at installation time, which makes since given the concept of TCB.
Given that, what you are proposing is a hack job! Without the benefits of what it is intended for.
This is supposed to be professional advice for peoples questions, not giving someone a band-aid fix who obviously isn't experienced or they would not be asking these questions; and answers like yours can do more harm than good to novice individuals.