Lock Salmaan Moerat will join the DHL Stormers squad for the final match of their tour against the Highlanders in Dunedin on Friday.
The 19-year-old flies out as a replacement for JD Schickerling, who has returned to Cape Town after sustaining a shoulder injury against the Crusaders in Christchurch.
Pieter-Steph du Toit passed his concussion test after taking a knock to the head against the Crusaders and will continue the return-to-play protocol over the next five days.
Cobus Wiese and Ramone Samuels sustained minor shoulder injuries which will be assessed further on Monday.
Damian Willemse has recovered fully from the Haematoma he picked up against the Waratahs in Sydney and is available for selection against the Highlanders.