Philippe Clement has revealed Leon Balogun is an injury doubt for Rangers against Dynamo Kyiv.
The Ibrox club take on the Ukrainian side tomorrow night in the second leg of their Champions League third-round qualifier.
However, Balogun may not be involved in the match having picked up a knock in the closing stages of Rangers' win over Motherwell.
The centre-back had come on as a sub at Hampden but felt an issue and did not train on Monday as a result.
Clement admitted: "We have one doubt for tomorrow, Leon Balogun felt something at the end of the match - he didn't train today.
"It is about making the choices tomorrow on who needs to start after a quick turnaround."
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Meanwhile, Clement confirmed Hamza Igamane is stepping up his fitness levels after moving to Rangers in the summer.
The striker has not yet been involved for Rangers but Clement insists Igamane is "showing a lot of interesting things" in training and continuing to learn the English language.
Clinton Nsiala - a summer signing from AC Milan - is in full training with Rangers.
"Hamza (Igamane) is doing parts of training now," said Clement. "Step-by-step he is reaching the physical levels we need.
"He is showing a lot of interesting things with the ball and starting to learn the language.
"Clinton (Nsiala) is in full training."