diff --git a/src/calendarview.cpp b/src/calendarview.cpp
--- a/src/calendarview.cpp
+++ b/src/calendarview.cpp
@@ -253,11 +253,11 @@
     connect(mDateNavigatorContainer, &DateNavigatorContainer::goNext,
             mDateNavigator, &DateNavigator::selectNext);
 
-    connect(mDateNavigatorContainer, SIGNAL(datesSelected(KCalCore::DateList,QDate)),
-            mDateNavigator, SLOT(selectDates(KCalCore::DateList,QDate)));
+    connect(mDateNavigatorContainer, &DateNavigatorContainer::datesSelected,
+            mDateNavigator, QOverload<const KCalCore::DateList &, const QDate &>::of(&DateNavigator::selectDates));
 
-    connect(mViewManager, SIGNAL(datesSelected(KCalCore::DateList)),
-            mDateNavigator, SLOT(selectDates(KCalCore::DateList)));
+    connect(mViewManager, &KOViewManager::datesSelected,
+            mDateNavigator, [this](const KCalCore::DateList &dates) { mDateNavigator->selectDates(dates); });
 
     connect(mDateNavigatorContainer, &DateNavigatorContainer::incidenceDropped,
             this, &CalendarView::addIncidenceOn);