diff --git a/seminar.md b/seminar.md
index 0f795dd1a78f7b380e16a6404606f3305dbcf6e2..67b31dd2a97cccfeb309ce8ca58bc24a314888b5 100644
--- a/seminar.md
+++ b/seminar.md
@@ -58,6 +58,7 @@ and a mattermost channel for chat. To join the mattermost channel:
 |Date|Speaker|Title/Topic|
 |----|-------|-----------|
 |?| Dennis Müller/Michael Kohlhase | sTeX 3 – Semantic LaTeX Reimagined |
+|2022-02-07| Deyan Ginev | ? (something about ar5iv) |
 |2022-01-10| Abdou Youssef | Machine Learning for Math: Vision and Intermediate Milestones ([slides](/public/slides/2022-01-10-youssef.pdf), [recording](https://www.fau.tv/clip/id/39854)) |