The Fiji Rugby Union is still waiting for US visas for players Terio Tamani and Kavekini Tabu.
Neither player travelled with the team to Dubai on Saturday.
Fiji Rugby Union Chief Executive John O'Connor said the absence of Tamani in the first leg of the World 7s Series will be felt by the national side.
The two were replaced by Tevita Daugunu and Iowane Ratuciri.
O'Connor said they were liaising with the relevant departments on the status of the visa.
He said they have depth in the squad.
"The boys who got selected have proved their selection, they have been in camp for quite some time and they've trained well and performed and performed well in the final leg of the Super Sevens Series. The player of most importance is Terio Tamani, who has been on
Fiji is pooled with Australia, Canada, and France.
They'll face France on Friday night local time.
-Pacific News Agency