diff --git a/QOD-September-2023.md b/QOD-September-2023.md
index 68f100c..c3a49e5 100644
--- a/QOD-September-2023.md
+++ b/QOD-September-2023.md
@@ -17,6 +17,7 @@ Virtual events will be taking place online (see links below) and in the links sh
 No | Title | Time | Speaker | Country | Language
 ---|------|------|-------------|---------|---------
 1 | Publish a QGIS project on the web (Lizmap, with a preview of new features coming) | [09H00 UTC](https://www.timeanddate.com/worldclock/fixedtime.html?year=2023&month=09day=29&hour=09&min=00&sec=00&msg=QGISOpenDay-session1 "click this link to find out the time in your local time zone") | Etienne | France | English
+2 | Cesium 3D Tiles for QGIS - [Cesium Ecosystem Grant](https://cesium.com/cesium-ecosystem-grants/grant-directory/) | [10H00 UTC](https://www.timeanddate.com/worldclock/fixedtime.html?year=2023&month=09day=29&hour=09&min=00&sec=00&msg=QGISOpenDay-session1 "click this link to find out the time in your local time zone") | Nyall Dawson/Martin Dobias | Australia/Slovakia | English
 
 
 # Organisers