Belgrade - Novak Djokovic will play the opening match against Aleksandr Nedovyesov on Friday when Serbia takes on Kazakstan in the first round of the Davis Cup.
Djokovic's participation is a boost for the host team after he pulled out of the quarterfinals at the Dubai Championships last week with an inflammatory infection in both eyes.
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Djokovic led Serbia to its only Davis Cup title in 2010.
Viktor Troicki will follow in the second singles match against Mikhail Kukushkin, while Djokovic and Nenad Zimonjic are slated to play in Saturday's doubles against Andrey Golubev and Nedovyesov.
The matches will be played on indoor hard court at Belgrade's Aleksandar Nikolic hall.