diff --git a/hugo.toml b/hugo.toml
index e730684..3b2548b 100644
--- a/hugo.toml
+++ b/hugo.toml
@@ -45,7 +45,7 @@ enableGitInfo = true
 #     rel = "external"
 [[menu.main]]
   name = "Kalender"
-  url = "https://cloud.hamburg.ccc.de/apps/calendar/p/QJAdExziSnNJEz5g/dayGridMonth/now"
+  url = "https://cloud.hamburg.ccc.de/apps/calendar/embed/QJAdExziSnNJEz5g"
   [menu.main.params]
     rel = "external"