The world ranking resistant sat down against his Serbian compatriot MIOMIR KECMANOVIC with 4: 6, 6: 3, 6: 3.
Last but not least, his strong break ratio (4/8) made the difference compared to his 22-year counterparty (2/8).
Djokovic in Laslo Djere had a further Serbs just 2: 6, 7: 6 (8: 6), 7: 6 (7: 4) in his kick-off match
In the round of the last four, the pot favorite meets the attrust of three Russians Karen Khachanov or the Brazilian qualifiers Thiago Monteiro.
In Monte Carlo, Djokovic had most recently missed his comeback due to the missing vaccine against the Coronavirus due to the missing vaccine against the Coronavirus and was right in his opponent match.
Djokovic had surprisingly lost the quarterfinals of Dubai at the end of February.
Also Oscar Otte is still in the race.
The Cologne meets in his quarterfinals on Friday on Fabio Fognini from Italy.