diff --git a/courses/swuv.md b/courses/swuv.md
index 903c8101d128ec3b2490e743d1706efd16a50be7..a2bb2cdf0cb8467f35bd79d2ccd672b4a41195fc 100644
--- a/courses/swuv.md
+++ b/courses/swuv.md
@@ -45,12 +45,12 @@ Studenten, die nicht persönlich teilnehmen können, sollten zum ersten Termin p
 | 28. 10. 2021 | Annika Schmidt | Modular Formalization of Set Theory | MSc thesis presentation
 | 04. 11. 2021 | Moritz Blöcher | Derived Inference Rules in LATIN | BSc project presentation
 | 11. 11. 2021 | John Schihada | Knowledge-Based Physics Simulation| MSc thesis presentation
-| 18. 11. 2021 |  cancelled | |
+| 18. 11. 2021 | Alexander Steen | TBD | parallel event, different place
 | 25. 11. 2021 | |  |
 | 02. 12. 2021 | |  |
 | 09. 12. 2021 | |  |
 | 16. 12. 2021 | Navid Roux | Structure-Preserving Diagram Operators (date not certain yet) | MSc thesis presentation
-| 23. 12. 2021 | entfällt | |
+| 23. 12. 2021 | cancelled | |
 | 13. 01. 2021 | |  |
 | 20. 01. 2021 | |  |
 | 27. 01. 2021 | |  |