diff --git a/events/GILogicWorkshops/index.md b/events/GILogicWorkshops/index.md
index 150d9c0c4b6b6289319e014622c0191dfaacdb42..7617f729c77737449f0bc9a5eff2beabfd18bc99 100644
--- a/events/GILogicWorkshops/index.md
+++ b/events/GILogicWorkshops/index.md
@@ -21,7 +21,7 @@ The program will consist of multiple sessions of zoom talks in the zoom room htt
 The tentative program is as follows:
 
 * Session 1: 9:00 - 10:00 (chair: Olaf Beyersdorff)
-  * 10:00: Marijn Heule, **Invited talk** [slides (if any)](2022/heule.pdf)
+  * 9:00: Marijn Heule, **Invited talk** [slides (if any)](2022/heule.pdf)
 * Break 1: 10:00 - 10:30: free discussion in zoom
 * Session 2: 10:30 - 12:00 (chair: Florian Rabe)
   * 10:30: Florian Wörz, Number of Variables for Graph Differentiation and the Resolution of GI Formulas [slides (if any)](2022/woerz.pdf)