Ghana captain Asamoah Gyan is racing to be fit in time ahead of Shanghai SIPG's Chinese Super League game at Chongqing Lifan on Saturday.
The 30-year-old picked up a thigh injury during the Black Stars training session last Wednesday, ruling him out of the Nations Cup double-header against Mozambique.
The former Sunderland and Al Ai hitman now faces a race to be fully fit in time ahead of his side's crucial games in the Chinese top-flight this season.
The Ghana star has struggled for fitness since the start of the season with fears the latest injury situation could compound problems for the world-class striker.
Shanghai SIPG are rooted in the relegation zone after picking only a point from their opening two games.
Coach Sven Goran Erikkson is anxious to know the extent of injury as he will rely on the African star in their title push this term.
It's been particularly frustrating for the Black Stars captain who appears to hit the rock anytime he peaks.