New Jersey Gov. Chris Christie (R). (Mel Evans/Associated Press)

Update 12:48 p.m.: Christie has now signed the legislation. Original post follows.

New Jersey Gov. Chris Christie (R) on Monday will announce that he plans to sign a bill that will ban the practice of trying to convert gay children to become heterosexual, according to an aide.

Christie's office had previously made clear that the governor doesn't believe in gay conversion therapy, but it had not said whether he would sign the bill passed by the legislature.