diff --git a/examples/ids.Rmd b/examples/ids.Rmd
index b0f9164..7323426 100644
--- a/examples/ids.Rmd
+++ b/examples/ids.Rmd
@@ -3,7 +3,7 @@
 subtitle: "a demo"
 author: Marc Kupietz
 institute: "IDS Mannheim"
-date: "Mannheim, 2023-10-08"
+date: "`r paste0('Mannheim, ', Sys.Date())`"
 output: 
   revealjs::revealjs_presentation:
     reveal_plugins: 
