diff --git a/content/static/datenspuren/fahrplan/schedule.de.ics b/content/static/datenspuren/fahrplan/schedule.de.ics
index 064f852eb..138f771d3 100644
--- a/content/static/datenspuren/fahrplan/schedule.de.ics
+++ b/content/static/datenspuren/fahrplan/schedule.de.ics
@@ -56,11 +56,33 @@ ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Brita Meriac":inva
 
 END:VEVENT
 
+BEGIN:VEVENT
+METHOD:PUBLISH
+UID:1831@DS2007@pentabarf.org
+DTSTART;TZID=Europe/Berlin:20070506T153000
+DTEND;TZID=Europe/Berlin:20070506T163000
+DURATION:PT1H00M
+SUMMARY:Dear Observer. Innerhalb des Sichtfeldes der Ãœberwachung.
+DESCRIPTION: Vortrag mit Filmen
+
+CLASS:PUBLIC
+STATUS:CONFIRMED
+CATEGORY:Lecture
+URL:http://www.datenspuren.de/fahrplan/events/1831.de.html
+
+LOCATION:Saal
+
+
+ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Michael":invalid:n
+ omail
+
+END:VEVENT
+
 BEGIN:VEVENT
 METHOD:PUBLISH
 UID:1843@DS2007@pentabarf.org
-DTSTART;TZID=Europe/Berlin:20070506T163000
-DTEND;TZID=Europe/Berlin:20070506T173000
+DTSTART;TZID=Europe/Berlin:20070505T140000
+DTEND;TZID=Europe/Berlin:20070505T150000
 DURATION:PT1H00M
 SUMMARY:Informationsfreiheit in der Praxis
 DESCRIPTION: Ist das Informationsfreiheitsgesetz des Bundes und der LÃ
@@ -136,8 +158,8 @@ END:VEVENT
 BEGIN:VEVENT
 METHOD:PUBLISH
 UID:1863@DS2007@pentabarf.org
-DTSTART;TZID=Europe/Berlin:20070506T153000
-DTEND;TZID=Europe/Berlin:20070506T163000
+DTSTART;TZID=Europe/Berlin:20070506T163000
+DTEND;TZID=Europe/Berlin:20070506T173000
 DURATION:PT1H00M
 SUMMARY:Selbstverwaltete Netze
 
@@ -224,6 +246,30 @@ ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Markus Weiland":in
 
 END:VEVENT
 
+BEGIN:VEVENT
+METHOD:PUBLISH
+UID:1837@DS2007@pentabarf.org
+DTSTART;TZID=Europe/Berlin:20070505T200000
+DTEND;TZID=Europe/Berlin:20070505T210000
+DURATION:PT1H00M
+SUMMARY:Wahlcomputer
+
+CLASS:PUBLIC
+STATUS:CONFIRMED
+CATEGORY:Lecture
+URL:http://www.datenspuren.de/fahrplan/events/1837.de.html
+
+LOCATION:Saal
+
+
+ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Frank Rieger":inva
+ lid:nomail
+
+ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Constanze Kurz":in
+ valid:nomail
+
+END:VEVENT
+
 BEGIN:VEVENT
 METHOD:PUBLISH
 UID:1892@DS2007@pentabarf.org