Johnson has been back in training at Argyle after recovering from a knee injury which has sidelined him since September 12.
Using goalkeeper Romain Larrieu as an interpreter, Sturrock has been in contact with Benin's French coach Michel Dussuyer.
Sturrock confirmed: "Reda has joined up with the Benin squad. The coach clarified that he wanted to have Reda there for team bonding and training and he might get five or 10 minutes at the end of the game.
"He understands Reda has not played for eight weeks."