diff --git a/layouts/datengarten/section.ics b/layouts/datengarten/section.ics
index 629a5e8..80768b5 100644
--- a/layouts/datengarten/section.ics
+++ b/layouts/datengarten/section.ics
@@ -28,7 +28,7 @@ STATUS:CONFIRMED
 DTSTAMP:20180508T200000Z
 DTSTART;TZID=Europe/Berlin:20180508T200000
 DTEND;TZID=Europe/Berlin:20180508T220000
-RRULE:FREQ=MONTHLY;BYSETPOS=2;BYDAY=TU;INTERVAL=1
+RRULE:FREQ=MONTHLY;BYSETPOS=2;BYDAY=TU;INTERVAL=1;UNTIL=20190409T220000
 {{range .Pages -}}
 EXDATE;TZID=Europe/Berlin:{{dateFormat "20060102T150405" .Params.event.start}}
 {{end -}}