Calendar.md

@@ -21,5 +21,5 @@ Here is a tentative calendar for the lectures at ULiège:
 | 07/05     | 💻 group work with instructors                                 |
 | 14/05     | 💻 group work with instructors                                 |
 | **17/05** | 📕 **Final report and code**                                   |
-| **?/06**  | 🗨️ Exam: Oral presentation of the projects                     |
+| **14/06** | 🗨️ Exam: Oral presentation of the projects                     |