diff --git a/workshop_11-2023/README.md b/workshop_11-2023/README.md
index eae861d..3607f9f 100644
--- a/workshop_11-2023/README.md
+++ b/workshop_11-2023/README.md
@@ -26,4 +26,4 @@ While there is no registration fee, attendees are expected to arrange for their
 ### More information
 * [Detailed agenda](agenda.md)
 * [Registration](https://docs.google.com/forms/d/e/1FAIpQLScBXS1LfcZhcO8l2zD0jK7shs-It2_JO8HCde6vyqJ070OaMQ/viewform?usp=sf_link)
-* [de.NBI announcement](#)
+* [de.NBI announcement](https://www.denbi.de/training/1600-tools-for-systems-biology-modeling-and-data-exchange-cellnetanalyzer-copasi-sabio-rk-fairdomhub-seek-2023)
diff --git a/workshop_11-2023/agenda.md b/workshop_11-2023/agenda.md
index 807f2c4..3835cf5 100644
--- a/workshop_11-2023/agenda.md
+++ b/workshop_11-2023/agenda.md
@@ -2,7 +2,7 @@
 ## Workshop Agenda
 
 * Tuesday (Nov 28th): 09:30 - 17:00 CellNetAnalyzer / CNApy
-* Wednesday (Nov 28th): 09:30 - 16:00 COPASI
+* Wednesday (Nov 29th): 09:30 - 16:00 COPASI
 * Thursday (Nov 30th): 09:30 - 17:00 SABIO-RK and SEEK