Texans backup middle linebacker Max Bullough didn't practice Thursday due to an illness.
Bullough practiced Wednesday and was added to the injury report Thursday.
Meanwhile, the Texans upgraded rookie wide receiver Braxton Miller to full participation. Miller is slated to return Sunday from a hamstring injury that sidelined him for two games.
The Texans also upgraded outside linebacker John Simon to full participation. Simon has a wrist injury.
Rookie tight end Stephen Anderson (hamstring) and running back Jonathan Grimes (cracked fibula) didn't practice again and won't play Sunday.
Offensive guard Oday Aboushi (toe) was limited along with offensive tackle Duane Brown (quadriceps), tight end C.