Indianapolis waived Amari Rodgers on Friday.
Amari Rodgers was targeted twice in the passing game but had no receptions in Sunday's loss at Jacksonville.
Indianapolis signed Amari Rodgers from its practice squad Tuesday.
Amari Rodgers reverted to the Colts' practice squad Monday.
The Colts elevated Amari Rodgers to the active roster ahead of Sunday's game against the Rams, Adam Schefter of ESPN reports.