diff --git a/resources/kolab/pimkolab/kolabformatV2/event.cpp b/resources/kolab/pimkolab/kolabformatV2/event.cpp
--- a/resources/kolab/pimkolab/kolabformatV2/event.cpp
+++ b/resources/kolab/pimkolab/kolabformatV2/event.cpp
@@ -102,7 +102,7 @@
 {
     if (endDate.length() > 10) {
         // This is a date + time
-        setEndDate(stringToDateTime(endDate));
+        setEndDate(stringToKDateTime(endDate));
     } else {
         // This is only a date
         setEndDate(stringToDate(endDate));
diff --git a/resources/kolab/pimkolab/kolabformatV2/incidence.cpp b/resources/kolab/pimkolab/kolabformatV2/incidence.cpp
--- a/resources/kolab/pimkolab/kolabformatV2/incidence.cpp
+++ b/resources/kolab/pimkolab/kolabformatV2/incidence.cpp
@@ -120,7 +120,7 @@
 {
     if (startDate.length() > 10) {
         // This is a date + time
-        setStartDate(stringToDateTime(startDate));
+        setStartDate(stringToKDateTime(startDate));
     } else {
         // This is only a date
         setStartDate(stringToDate(startDate));
diff --git a/resources/kolab/pimkolab/kolabformatV2/journal.cpp b/resources/kolab/pimkolab/kolabformatV2/journal.cpp
--- a/resources/kolab/pimkolab/kolabformatV2/journal.cpp
+++ b/resources/kolab/pimkolab/kolabformatV2/journal.cpp
@@ -102,7 +102,7 @@
     if (tagName == QLatin1String("summary")) {
         setSummary(element.text());
     } else if (tagName == QLatin1String("start-date")) {
-        setStartDate(stringToDateTime(element.text()));
+        setStartDate(stringToKDateTime(element.text()));
     } else {
         // Not handled here
         return KolabBase::loadAttribute(element);
diff --git a/resources/kolab/pimkolab/kolabformatV2/kolabbase.h b/resources/kolab/pimkolab/kolabformatV2/kolabbase.h
--- a/resources/kolab/pimkolab/kolabformatV2/kolabbase.h
+++ b/resources/kolab/pimkolab/kolabformatV2/kolabbase.h
@@ -100,9 +100,11 @@
     virtual int pilotSyncStatus() const;
 
     // String - Date conversion methods
+    static QString dateTimeToString(const QDateTime &time);
     static QString dateTimeToString(const KDateTime &time);
     static QString dateToString(const QDate &date);
-    static KDateTime stringToDateTime(const QString &time);
+    static QDateTime stringToDateTime(const QString &time);
+    static KDateTime stringToKDateTime(const QString &time);
     static QDate stringToDate(const QString &date);
 
     // String - Sensitivity conversion methods
diff --git a/resources/kolab/pimkolab/kolabformatV2/kolabbase.cpp b/resources/kolab/pimkolab/kolabformatV2/kolabbase.cpp
--- a/resources/kolab/pimkolab/kolabformatV2/kolabbase.cpp
+++ b/resources/kolab/pimkolab/kolabformatV2/kolabbase.cpp
@@ -110,7 +110,7 @@
         creationDate = KDateTime::currentDateTime(KDateTime::Spec(mTimeZone));
         qCDebug(PIMKOLAB_LOG) <<"Creation date set to current time";
     } else {
-        creationDate = stringToDateTime(creationString);
+        creationDate = stringToKDateTime(creationString);
         qCDebug(PIMKOLAB_LOG) <<"Creation date loaded";
     }
     KDateTime modified = KDateTime(addressee->revision(), mTimeZone);
@@ -343,13 +343,13 @@
             return true;
         }
         if (tagName == QLatin1String("creation-date")) {
-            setCreationDate(stringToDateTime(element.text()));
+            setCreationDate(stringToKDateTime(element.text()));
             return true;
         }
         break;
     case 'l':
         if (tagName == QLatin1String("last-modification-date")) {
-            setLastModified(stringToDateTime(element.text()));
+            setLastModified(stringToKDateTime(element.text()));
             return true;
         }
         break;
@@ -431,6 +431,11 @@
     return document;
 }
 
+QString KolabBase::dateTimeToString(const QDateTime &time)
+{
+    return time.toString(Qt::ISODate);
+}
+
 QString KolabBase::dateTimeToString(const KDateTime &time)
 {
     return time.toString(KDateTime::ISODate);
@@ -441,7 +446,12 @@
     return date.toString(Qt::ISODate);
 }
 
-KDateTime KolabBase::stringToDateTime(const QString &_date)
+QDateTime KolabBase::stringToDateTime(const QString &time)
+{
+    return QDateTime::fromString(time, Qt::ISODate);
+}
+
+KDateTime KolabBase::stringToKDateTime(const QString &_date)
 {
     const QString date(_date);
     return KDateTime::fromString(date, KDateTime::ISODate);
diff --git a/resources/kolab/pimkolab/kolabformatV2/task.cpp b/resources/kolab/pimkolab/kolabformatV2/task.cpp
--- a/resources/kolab/pimkolab/kolabformatV2/task.cpp
+++ b/resources/kolab/pimkolab/kolabformatV2/task.cpp
@@ -118,7 +118,7 @@
 {
     if (date.length() > 10) {
         // This is a date + time
-        setDueDate(stringToDateTime(date));
+        setDueDate(stringToKDateTime(date));
     } else {
         // This is only a date
         setDueDate(stringToDate(date));
@@ -191,7 +191,7 @@
     } else if (tagName == QLatin1String("parent")) {
         setParent(element.text());
     } else if (tagName == QLatin1String("x-completed-date")) {
-        setCompletedDate(stringToDateTime(element.text()));
+        setCompletedDate(stringToKDateTime(element.text()));
     } else if (tagName == QLatin1String("start-date")) {
         setHasStartDate(true);
         setStartDate(element.text());