With safety Quintin Demps out with a broken left arm, the Texans are re-signing Troy Nolan.
Nolan was cut prior to the season by the Texans and signed with the Miami Dolphins where he played three games before being released.
He was drafted by the Texans in the seventh round of the 2009 NFL Draft.
Nolan played in 30 games for Houston, with six starts.
He has three career interceptions, all with the Texans in 2009.