The midfielder's current deal with BVB is due to expire in the summer of 2017.
"Ilkay is one of our key players. We'll talk with him in due time on the future, but we still have a little time," Zorc told Bild.
Gundogan, 25, has recently been linked with a January switch to Italian champions Juventus.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| 1 | Bayern MunichBayern | 15 | 11 | 3 | 1 | 47 | 13 | 34 | 36 |
| 2 | Bayer LeverkusenB. Leverkusen | 15 | 9 | 5 | 1 | 37 | 21 | 16 | 32 |
| 3 | Eintracht FrankfurtFrankfurt | 15 | 8 | 3 | 4 | 35 | 23 | 12 | 27 |
| 4 | RB Leipzig | 15 | 8 | 3 | 4 | 24 | 20 | 4 | 27 |
| 5 | Mainz 05Mainz | 15 | 7 | 4 | 4 | 28 | 20 | 8 | 25 |
| 6 | Borussia DortmundDortmund | 15 | 7 | 4 | 4 | 28 | 22 | 6 | 25 |
| 7 | Werder Bremen | 15 | 7 | 4 | 4 | 26 | 25 | 1 | 25 |
| 8 | Borussia MonchengladbachBorussia M'bach | 15 | 7 | 3 | 5 | 25 | 20 | 5 | 24 |
| 9 | Freiburg | 15 | 7 | 3 | 5 | 21 | 24 | -3 | 24 |
| 10 | Stuttgart | 15 | 6 | 5 | 4 | 29 | 25 | 4 | 23 |
| 11 | Wolfsburg | 15 | 6 | 3 | 6 | 32 | 28 | 4 | 21 |
| 12 | Union BerlinUnion Berlin | 15 | 4 | 5 | 6 | 14 | 19 | -5 | 17 |
| 13 | Augsburg | 15 | 4 | 4 | 7 | 17 | 32 | -15 | 16 |
| 14 | St Pauli | 15 | 4 | 2 | 9 | 12 | 19 | -7 | 14 |
| 15 | Hoffenheim | 15 | 3 | 5 | 7 | 20 | 28 | -8 | 14 |
| 16 | Heidenheim | 15 | 3 | 1 | 11 | 18 | 33 | -15 | 10 |
| 17 | Holstein Kiel | 15 | 2 | 2 | 11 | 19 | 38 | -19 | 8 |
| 18 | VfL BochumVfL Bochum | 15 | 1 | 3 | 11 | 13 | 35 | -22 | 6 |
| > Bundesliga Full Table | |||||||||
