diff --git a/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase04.ics b/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase04.ics
index 2b811e0b7..a016e58fb 100644
--- a/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase04.ics
+++ b/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase04.ics
@@ -1,23 +1,23 @@
 BEGIN:VCALENDAR
 PRODID:-//K Desktop Environment//NONSGML KOrganizer 3.4//EN
 VERSION:2.0
 X-LibKCal-Testsuite-OutTZ:Europe/Vienna
 BEGIN:VEVENT
 DTSTAMP:20050520T105856Z
 ORGANIZER;CN=Reinhold Kainhofer:MAILTO:reinhold@kainhofer.com
 CREATED:20050520T105002Z
 UID:KOrganizer-776556232.395
 SEQUENCE:4
 LAST-MODIFIED:20050520T105750Z
 SUMMARY:20. Mai 2005\, 16-17 Uhr\, alle 3 Monate am 20.\, bis 30. Juni
   2006
 CLASS:PUBLIC
 PRIORITY:5
-RRULE:FREQ=MONTHLY;UNTIL=20060630;INTERVAL=3;BYMONTHDAY=20
+RRULE:FREQ=MONTHLY;UNTIL=20060630T000000;INTERVAL=3;BYMONTHDAY=20
 DTSTART:20050520T140000Z
 DTEND:20050520T150000Z
 TRANSP:OPAQUE
 END:VEVENT
 
 END:VCALENDAR
 
diff --git a/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase05.ics b/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase05.ics
index e86de80e7..c3e277b00 100644
--- a/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase05.ics
+++ b/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase05.ics
@@ -1,23 +1,23 @@
 BEGIN:VCALENDAR
 PRODID:-//K Desktop Environment//NONSGML KOrganizer 3.4//EN
 VERSION:2.0
 X-LibKCal-Testsuite-OutTZ:Europe/Vienna
 BEGIN:VEVENT
 DTSTAMP:20050520T105856Z
 ORGANIZER;CN=Reinhold Kainhofer:MAILTO:reinhold@kainhofer.com
 CREATED:20050520T104822Z
 UID:KOrganizer-428202830.752
 SEQUENCE:2
 LAST-MODIFIED:20050520T105740Z
 SUMMARY:20. Mai 2005\, 14-15 Uhr\, alle 2 Wochen am Mo/Mi/Fr\, bis 30.
   Juni 2005
 CLASS:PUBLIC
 PRIORITY:5
-RRULE:FREQ=WEEKLY;UNTIL=20050630;INTERVAL=2;BYDAY=MO,WE,FR
+RRULE:FREQ=WEEKLY;UNTIL=20050630T000000;INTERVAL=2;BYDAY=MO,WE,FR
 DTSTART:20050520T120000Z
 DTEND:20050520T130000Z
 TRANSP:OPAQUE
 END:VEVENT
 
 END:VCALENDAR
 
diff --git a/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase12.ics b/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase12.ics
index fb0772326..146a4089f 100644
--- a/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase12.ics
+++ b/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase12.ics
@@ -1,22 +1,22 @@
 BEGIN:VCALENDAR
 PRODID:-//K Desktop Environment//NONSGML KOrganizer 3.4//EN
 VERSION:2.0
 X-LibKCal-Testsuite-OutTZ:Europe/Vienna
 BEGIN:VEVENT
 DTSTAMP:20050520T105856Z
 ORGANIZER;CN=Reinhold Kainhofer:MAILTO:reinhold@kainhofer.com
 CREATED:20050520T104758Z
 UID:KOrganizer-1078681338.495
 SEQUENCE:1
 LAST-MODIFIED:20050520T104819Z
 SUMMARY:20. Mai 2005\, 13-14 Uhr\, alle 3 Tage\, bis 30. Juni 2005
 CLASS:PUBLIC
 PRIORITY:5
-RRULE:FREQ=DAILY;UNTIL=20050630;INTERVAL=3
+RRULE:FREQ=DAILY;UNTIL=20050630T000000;INTERVAL=3
 DTSTART:20050520T110000Z
 DTEND:20050520T120000Z
 TRANSP:OPAQUE
 END:VEVENT
 
 END:VCALENDAR
 
diff --git a/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase13.ics b/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase13.ics
index 09906befc..9425e56e5 100644
--- a/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase13.ics
+++ b/kcal/tests/data/vCalendar/KOrganizer_vCalTestCase13.ics
@@ -1,23 +1,23 @@
 BEGIN:VCALENDAR
 PRODID:-//K Desktop Environment//NONSGML KOrganizer 3.4//EN
 VERSION:2.0
 X-LibKCal-Testsuite-OutTZ:Europe/Vienna
 BEGIN:VEVENT
 DTSTAMP:20050520T105856Z
 ORGANIZER;CN=Reinhold Kainhofer:MAILTO:reinhold@kainhofer.com
 CREATED:20050520T105244Z
 UID:KOrganizer-1521406395.909
 SEQUENCE:1
 LAST-MODIFIED:20050520T105327Z
 SUMMARY:20. Mai 2005\, 20-21 Uhr\, alle 3 Monate am letzten Do\, bis 31.
   12. 2006
 CLASS:PUBLIC
 PRIORITY:5
-RRULE:FREQ=MONTHLY;UNTIL=20061231;INTERVAL=3;BYDAY=-1TH
+RRULE:FREQ=MONTHLY;UNTIL=20061231T000000;INTERVAL=3;BYDAY=-1TH
 DTSTART:20050520T180000Z
 DTEND:20050520T190000Z
 TRANSP:OPAQUE
 END:VEVENT
 
 END:VCALENDAR