diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -174,6 +174,9 @@
              OPTIONAL_COMPONENTS
              CalendarCore           # For Calendar tool.
 )
+if ("${KF5CalendarCore_VERSION}" VERSION_GREATER 5.6.40)
+    set(HAVE_KCALENDAR_QDATETIME TRUE)
+endif()
 
 if(ENABLE_AKONADICONTACTSUPPORT AND NOT KF5AkonadiContact_FOUND)
     set(ENABLE_KFILEMETADATASUPPORT OFF)
diff --git a/app/utils/digikam_config.h.cmake.in b/app/utils/digikam_config.h.cmake.in
--- a/app/utils/digikam_config.h.cmake.in
+++ b/app/utils/digikam_config.h.cmake.in
@@ -75,6 +75,9 @@
 /* Define to 1 if you have KCalendar core shared libraries installed */
 #cmakedefine HAVE_KCALENDAR 1
 
+/* Define to 1 if you have KCalendar core shared libraries with QDateTime support installed */
+#cmakedefine HAVE_KCALENDAR_QDATETIME 1
+
 /* Define to 1 if Panorama tool is supported */
 #cmakedefine HAVE_PANORAMA 1
 
diff --git a/utilities/assistants/calendar/print/calsettings.cpp b/utilities/assistants/calendar/print/calsettings.cpp
--- a/utilities/assistants/calendar/print/calsettings.cpp
+++ b/utilities/assistants/calendar/print/calsettings.cpp
@@ -290,7 +290,13 @@
         return;
     }
 
+#if HAVE_KCALENDAR_QDATETIME
+    KCalCore::MemoryCalendar::Ptr memCal(new KCalCore::MemoryCalendar(QTimeZone::utc()));
+    using DateTime = QDateTime;
+#else
     KCalCore::MemoryCalendar::Ptr memCal(new KCalCore::MemoryCalendar(QString::fromLatin1("UTC")));
+    using DateTime = KDateTime;
+#endif
     KCalCore::FileStorage::Ptr fileStorage(new KCalCore::FileStorage(memCal, url.toLocalFile(), new KCalCore::ICalFormat));
 
     qCDebug(DIGIKAM_GENERAL_LOG) << "Loading calendar from file " << url.toLocalFile();
@@ -308,9 +314,9 @@
         qLast  = calSys.date(params.year + 1, 1, 1);
         qLast  = qLast.addDays(-1);
 
-        KDateTime dtFirst(qFirst);
-        KDateTime dtLast(qLast);
-        KDateTime dtCurrent;
+        DateTime dtFirst(qFirst, QTime(0, 0));
+        DateTime dtLast(qLast, QTime(0, 0));
+        DateTime dtCurrent;
 
         int counter                = 0;
         KCalCore::Event::List list = memCal->rawEvents(qFirst, qLast);