diff --git a/index.qmd b/index.qmd
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--- a/index.qmd
+++ b/index.qmd
@@ -9,20 +9,20 @@ If not, don't worry, the lecture will be in a computer room.
 ## Lectures
 | Date | Title | Lecturers |
 | --- | --- | --- |
-| 2025-04-08 | The command line | Lukas, Flo |
-| 2025-04-15 | Git | Lukas, Tobi, Flo |
+| 2025-04-08 | The command line | Lukas |
+| 2025-04-15 | Git | Lukas |
 | 2025-04-22 | coding environment & reproducibility | Lukas |
-| 2025-04-29 | Tooling & CI | Lukas, Tobi, (Flo) |
-| 2025-05-06 | Testing (no CI) | Lukas, Flo, Tobi |
-| 2025-05-13 | Refactoring & legacy code, facade pattern | Flo, (Tobi, Lukas) |
-| 2025-05-20 | Debugging (Strategies) | Flo |
+| 2025-04-29 | Tooling & CI | Manuel |
+| 2025-05-06 | Testing |  Flo |
+| 2025-05-13 | Refactoring & legacy code, facade pattern | Manuel |
+| 2025-05-20 | Debugging (Strategies) | Manuel |
 | [2025-05-27]{.inactive} | (Pentecost break) | - |
-| 2025-06-03 | User experience design (no error handling) | Lukas, Tobi |
-| 2025-06-10 | error handling & observability (& logging) | Flo, Tobi |
+| 2025-06-03 | User experience design | Lukas |
+| 2025-06-10 | error handling & observability (& logging) | Flo|
 | 2025-06-17 | Data structures | Tobi |
-| 2025-06-24 | Complexity | Tobi, (Flo) |
+| 2025-06-24 | Complexity | Tobi |
 | 2025-07-01 | Programming paradigms | Tobi |
-| 2025-07-08 | Git advanced | Tobi, Lukas |
+| 2025-07-08 | Git advanced | Tobi |
 | 2025-07-15 | Open Development, Licenses, Code of Conduct, Contributing etc... | Lukas |
 
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